Often, the fact that sometimes only a thin surface layer of violet color is present in the stone or that the color is not homogeneous makes for a difficult cutting.

Often, if the parchment is white or cream in color and veins from the animal can still be seen, it is calfskin.

Often the petiole and midvein are a rich red color in midsummer and early autumn, though this is not true of all red oaks.

Often, clerestory windows also shine onto interior wall surfaces painted white or another light color.

Often the groups in a bus strip are indicated by gaps in the color marking.

Often, this substrate changes color upon reaction with the enzyme.

Often, a spectrometer is used to give quantitative values for color strength.

Often expressed as a series of color changes or chemical processes, the instructions for creating the philosopher's stone are varied.

Often a job will require a different line screen for each color to be printed.

Often it is impossible to distinguish a good drybrush watercolor from a color photograph or oil painting, and many drybrush watercolors are varnished or lacquered after they are completed to enhance this resemblance.

Often a step called linearization is performed first, to undo the effect of gamma correction that was done to get the most out of limited 8-bit color paths.

Often the abstract expressionists decided to try instinctual, intuitive, spontaneous arrangements of space, line, shape and color.

Often a color tool or other graphics software is used to generate color values.

Indicating Silica Gel Often some sort of humidity indicator is included in the desiccant to show, by color changes, the degree of water-saturation of the desiccant.

Often the color and fabric of the kippah can be a sign of adherence to a specific religious movement.

Often some sort of humidity indicator is included in the desiccator to show, by color changes, the level of humidity.

Often, three primary colors are combined to stimulate humans ’ trichromatic color vision, sensed by the three types of cone cells in the eye, giving an apparently full range.

Often, natural blond or red hair will darken to a brown color over time.

Often wrestlers would take the role of color commentators on the show with Al Snow, Tommy Dreamer, Raven, and D ' Lo Brown all holding this position mostly as a replacement for an announcer who was unavailable.

Often two sets of bar targets are provided: one for color bars at 75 % amplitude and one for color bars at 100 % amplitude.

Often architectural details in frescoes are left in Verdacchio without any additional color layers, best example is the ceiling of the Sistine Chapel, where you can clearly see verdaccio underpainting left as is on all architectural details of the composition.

Often this involves stressing what are now conservative views of free-market economics and belief in individual responsibility, with social liberal views on defence of civil rights, environmentalism and support for a limited welfare state.

Often described as the opposite of déjà vu, jamais vu involves a sense of eeriness and the observer's impression of seeing the situation for the first time, despite rationally knowing that he or she has been in the situation before.

Often these books follow a formula where the first chapter involves Brown solving a case at the dinner table for his father, the local police chief in the fictional town of Idaville.

Often this involves adjusting and maintaining the shape of the fire.

Often, as a last resort if other treatments have failed, the most common procedure is prosthetic implants which involves the insertion of artificial rods into the penis.

Often involves ad-hockery and verges on being a crock.

Often but not always, this involves an authority, who does the controlling.

Often folding involves first the establishment of regular secondary and supersecondary structures, in particular alpha helices and beta sheets, and afterward tertiary structure.

Often, a plaintiff can bring a matter either to state court or to federal court, because it arises under federal law, or involves a substantial monetary dispute ( in excess of $ 75, 000 as of October 26, 2007 ) arising under state law between parties that do not reside in the same state.

Often this involves considering as " transactions " not only the obvious cases of buying and selling, but also day-to-day emotional interactions, informal gift exchanges, etc.

" Often the problem involves not reproducing " it " identically, but with controlled, incremental changes.

Often it involves the trusted individual embezzling only a small proportion or fraction of the total of the funds or resources he / she receives or controls ; in an attempt to minimize the risk of the detection of the misallocation of the funds or resouces.

Often criticism involves active disagreement, but it may only mean " taking sides ".

Often the quest is given to the protagonist through the realm's magic mirror ( the first game involves obtaining the magic mirror, that becomes an important feature in the later games ).

Often, e-commerce involves the application of knowledge management systems.

Often the design of a quantizer involves supporting only a limited range of possible output values and performing clipping to limit the output to this range whenever the input exceeds the supported range.

Often, the procedure involves both a pill-form laxative and a bowel irrigation preparation with the polyethylene glycol powder dissolved into any clear liquid, preferably a sports drink which contain electrolytes.

Often this involves a piece of stem that is treated with rooting liquid or powder containing hormones.

Often described as the opposite of déjà vu, jamais vu involves a sense of eeriness and the observer's impression of seeing the situation for the first time, despite rationally knowing that he or she has been in the situation before.

Often the gag involves a loud noise or poke causing the soufflé to collapse .< p >

Often, the first indication that a victim's wallet has been stolen is a phone call from a credit card issuer asking if the person has gone on a spending spree ; the simplest form of this theft involves stealing the card itself and charging a number of high-ticket items to it in the first few minutes or hours before it is reported as stolen.

Often, such derivitization involves the reduction of one of the carbonyl groups, producing the aldol subunit.

Often this involves stressing free-market economics and belief in individual responsibility together with the defense of civil rights, environmentalism and support for a limited welfare state.

Often this involves a homestay with a family who speak only the target language.