Certain object types, including ACIS solids and regions, are not documented.

Certain types of large random satisfiable instances of SAT can be solved by survey propagation ( SP ).

Certain types of rules or customs may become law and regulatory legislation may be introduced to formalize or enforce the convention ( for example, laws that define on which side of the road vehicles must be driven ).

Certain types of folk music are also called world music.

Certain types of seafood, such as shellfish, crustaceans, and eels, are therefore considered non-kosher.

* Certain types of pleated wrapover skirt worn as school uniform by girls.

Certain types of chondrites also contain small amounts of organic matter, including amino acids, and presolar grains.

Certain types of venom, such as those produced by venomous snakes, can also cause proteolysis.

Certain HPV types, in particular types 16 and 18, can also lead to progression from a benign wart to low or high-grade cervical dysplasia, which are reversible forms of precancerous lesions.

Certain types of world lines ( called geodesics of the spacetime ) are the shortest paths between any two events, with distance being defined in terms of spacetime intervals.

* Certain types of nonwoven fabric are referred to as " SMS ", because they superimpose spun layers on melted layers on more spun layers

Certain types of cable car are also known as trams.

Certain types of flint, such as that from the south coast of England, contain trapped fossilised marine flora.

Certain types of churches may in certain circumstances excommunicate the apostate, while some religious scriptures demand the death penalty for apostates.

Certain types of sea slugs, such as the nudibranch aeolids, are known to undergo kleptocnidae ( in addition to kleptoplasty ), whereby the organisms store nematocysts of digested prey at the tips of their cerata.

Certain types of encryption, by their mathematical properties, cannot be defeated by brute force.

Certain cell types such as fat and muscle cells require insulin to absorb glucose.

* Certain categories of character types in role-playing games are called splats, and the game supplements describing them are called splatbooks.

Certain types of goods are exempt from duty regardless of source.

Certain types of vibrato, then, were seen as an ornament, but this does not mean that it was used sparingly.

Certain countries classify sausage types according to the region in which the sausage was traditionally produced:

Certain sausages also contain ingredients such as cheese and apple, or types of vegetable.

Certain types of bananas ( the types that ripen in three months ) grow well during the summer.

Certain soft or elastic materials become hard and brittle at very low temperatures, which makes cryogenic milling ( cryomilling ) an option for some materials that cannot easily be milled at higher temperatures.

Certain terms are used very commonly for groups of holidays. I

Certain Loa display very distinctive behaviour by which they can be recognized, specific phrases, and specific actions.

Certain countries around Europe have very simple backbone networks ; for example, in 2011, a woman in Georgia pierced a fiber backbone line with a shovel and left the neighboring country of Armenia without Internet access for 12 hours.

Certain members of the club also teach younger children to swim and are very successful in this.,

Certain assumptions are taken in its deduction, therefore Gibbs isotherm can only be applied to ideal ( very dilute ) solutions with two components.

Certain soil types such as sandy soils are very free draining and rainfall on sandy soil is likely to be absorbed by the ground.

Certain consumer goods, especially very expensive or desirable brands or those that are easy to reproduce cheaply, have become frequent and common targets of counterfeiting.

Certain industries such as quarrying, mining and coal recovery can generate very high levels of turbidity from colloidal rock particles.

Certain subatomic interactions involving the weak nuclear force violate the conservation of both parity and charge conjugation, but only very rarely.

Certain other songs were unmistakably the work of English sailors of an uncertain but very remote period.

* Certain types of offal, including kidneys, stomach, intestines, heart, tongue, and liver, can be very high in cholesterol and saturated fats.

" Certain elements in the film were taken from Mankiewicz's own experience: the sled Rosebud was based — according to some sources-on a very important bicycle that was stolen from him .... some of Kane's speeches are almost verbatim copies of Hearst's.

Certain irregularities in the form of the northern arm of the transept are remnants of the previous church situated on the very same spot.

Certain human behaviours, especially actions like the fingering in musical performances, are very complex and require many interconnected neural networks where information can be transmitted across multiple brain regions.

Certain materials used in the manufacture of clothing, such as cotton, wool, and linen, contain numerous very short fibers bundled together.

Certain very old men were called dragons, these being well versed in the life-supporting skills of herbal medicine, agriculture, and kung fu.

Certain parts, like the very beginning, most of the third movement, and parts of the second, have not changed at all.

# Certain activities requires the facility to be set in rare areas in a city like the CBD need very convenient traffic and factories need abundant source of water

Certain types of retail operations, particularly stores, may have very low profit margins on sales, and relatively moderate leverage.

* Certain members of clergy felt there was ' a very serious lack of priests and deacons '; an absence of ' after-ordination ' training for clergy ; an ' Episcopal dismissiveness ' of ' the normal ecclesiastical awards system '; an ' Episcopal dismissiveness ' of monastic life within the diocese.

Certain experiments, such as Milgram ’ s obedience studies ( 1974 ) demonstrate conformity to the experimenter ’ s demands ; however the research paradigm in this experiment is very similar to some employ in deindividuation studies, except the role of the experimenter is usually not taken into account in such instances.

Certain traditional genres such as opera and film are inherently multidisciplinary or even " multimedia " in a very loose sense, since they involve drama, literature, visual art, music, dance, and costumes.