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Page "Diving" ¶ 36
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If and diver
If divers are scoring 8 or 9 on most dives, it may be a sign of their extreme skill, or it may be a sign that their dive list is not competitive, and they may lose the meet to a diver with higher DDs and lower scores.
If the bezel could be turned the other way this could suggest to a diver that the elapsed time was shorter than the truth, thus giving a falsely low elapsed time reading and therefore an assumed falsely low air consumption reading and falsely high remaining air reading, all of which could be highly dangerous.
* If the rgulator free-flows and freezes, the diver should close it down and switch to the backup, and terminate the dive.
If the diver is over-weighted, the suit may contain additional air to offset the extra weight ; migration of this air, particularly to the legs when the diver is not upright, can cause the diver to " invert " to a legs-up position that makes venting the drysuit difficult ( see more on this problem, in the following section below ).
If there is more air in the dry suit than is needed to counteract " squeeze " on the undersuit, that excess air creates a " bubble " which moves to the highest point of the suit ; in an upright diver this is the shoulders.
If the diver is positively buoyant and rising, the buoyancy of the dry suit becomes uncontrollable after rising though a certain fraction of depth, and there is then an increased risk of a rapid ascent which grows more rapid, as the distance to the surface decrease.
If currents are not properly managed, they can cause serious problems for the diver.
If any one of the three light sources fail for one diver, the dive is called off and ended for all members of the dive team.
If a diver accidentally breaks off a stalactite from the ceiling or other speleothem formation, it will not reform as long as the cave is underwater so active cave conservation diving techniques are paramount.
If the diver persists, the shark will either retreat or launch a rapid open-mouthed attack, slashing with its upper teeth.
If the heater fails and a backup unit cannot be immediately brought online, a diver in the coldest conditions can die within minutes ; depending on decompression obligations, bringing the diver directly to the surface could prove equally deadly.
If the diver rises, by even the most minuscule amount, the pressure on the bubble will decrease, it will expand, it will displace more water, and the diver will become more positively buoyant, rising still more quickly.
If the fish is too large to hang on to, the diver can tie it off or release it, only losing his spear and rope.
* If the diver's exposure suit is made of a compressible gas-filled material such as foamed Neoprene, the volume of the material will change ( Boyle's Law ) as the pressure changes when the diver descends and ascends.
If the diver needs to adjust trim for greater comfort and efficiency while working, trim weights of various types may be added to the harness.
If a helmeted diver becomes unconscious but is still breathing, the helmet will remain in place and continue to deliver breathing gas until the diver can be rescued.
If the weights have a method of quick release, they can provide a useful rescue mechanism: they can be dropped in an emergency to provide instant increase in buoyancy which may return the diver to the surface.
If by force of habit the diver does the same with a rebreather that has a plain mouthpiece instead of a full-face mask, that water will get into the breathing circuit.
; W-Weights: If a weight belt is worn, check that the belt is secure, and the strap arranged so that it can be released with the right hand of the diver.

If and pauses
If the window that the climber is dropped onto is fully closed, the balloon pauses there until the window opens up again.
If they were on the left side of the centreline they would hear a series of short tones followed by longer pauses-the pauses being the time the signal was being sent out the other side of the antenna.
If they started on the right side, they would instead hear a series of longer tones followed by short pauses, while the signal was on the " dot " side of the antenna.
If the music swells and pauses briefly, then a dance step that rises and stretches is put into that place.
If they execute a big play, action pauses and the camera zooms in on the tackle, juke move, etc.
*" Mausoleum air and anguished pauses: If this production were a poem, it would be mostly white space.

If and during
If they are to be commended for foresight in their planning, what then is the judgment of a town council that compounds this problem during the planning stage??
If, in the trustee's judgment, `` reasonable market conditions '' did not prevail during any given year, he was to be allowed to petition the court for an extension of time within the ten-year period.
If the target can change its position significantly during the 30 minutes the missile is in the air on its way, the probability of the missile destroying the target is drastically reduced.
If, at any time during the assignment pass, the compiler finds that there are no more index words available for assignment, the warning message `` No More Index Words Available '' will be placed in the object program listing, the table will be altered to show that index words 1 through 96 are available, and the assignment will continue as before.
If Rock shows up during the number -- or you hear anything -- give me the signal ''.
If a flame is held before the lips while these words are spoken, it flickers more during aspirated nitrate than during unaspirated night rate.
If an alpha channel is used in an image, it is common to also multiply the color by the alpha value, to save on additional multiplications during compositing.
If during the 14 – 15th centuries armour seldom weighed more than 15 kg, then by the late 16th century it weighed 25 kg.
If the sick person wishes to receive the sacrament of penance, it is preferable that the priest make himself available for this during a previous visit ; but if the sick person must confess during the celebration of the sacrament of anointing, this confession replaces the penitential rite A passage of Scripture is read, and the priest may give a brief explanation of the reading, a short litany is said, and the priest lays his hands on the head of the sick person and then says a prayer of thanksgiving over the already blessed oil or, if necessary, blesses the oil himself.
If the software works as intended and without issues during normal use, one can reasonably extrapolate the same level of stability in production.
If no errors and no passed balls occur during the inning, all runs scored are automatically earned ( assigned responsible to the pitcher ).
If a fighter is knocked down during the fight, determined by whether the boxer touches the canvas floor of the ring with any part of their body other than the feet as a result of the opponent's punch and not a slip, as determined by the referee, the referee begins counting until the fighter returns to his or her feet and can continue.
If the book of Zephaniah was largely composed during the monarchic period, the author of the book of Zephaniah attempts to accomplish this change in behaviour through the threat of future calamity for “ those who have turned back from following the Lord, / who have not sought the Lord or inquired of him ” ( 1: 6 ).
If the two totals do not agree, an error has been made either in the journals or during the posting process.
If there are any enemy discs on the board, a player must make contact, directly or indirectly, with an enemy disc during the shot.
If unsuccessful, the shot disc is " fouled " and removed from the board, along with any of the player's other discs that were moved during the shot.
If the decrease during exhalation drops the heart rate below 60 bpm on each breath, this type of bradycardia is usually deemed benign and a sign of good autonomic tone.
If the air mass is colder than the ground below it, it is labeled k. If the air mass is warmer than the ground below it, it is labeled w. While air mass identification was originally used in weather forecasting during the 1950s, climatologists began to establish synoptic climatologies based on this idea in 1973.
If symptoms develop during the acute phase, they usually resolve spontaneously within three to eight weeks in approximately 90 % of individuals.
Criticism of other officials was allowed during these meetings, for instance, Karl Radek said to Lenin ( criticising his position of supporting peace with the Germans ), " If there were five hundred courageous men in Petrograd, we would put you in prison.
If the natives of that time were speaking Latin they must have acquired it during the late empire.
If the court does so, the lawyer may thereafter ply the witness with leading questions during direct examination.

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