Yarmouk.

Donors' walls made out of Lucite.

Here you see the machining, the milling of a block of acrylic.

Female condoms are also available, most often made of nitrile, latex or polyurethane.

The two components are referred to as a polyurethane system, or simply a system.

Polyurethane condoms tend to be the same width and thickness as latex condoms, with most polyurethane condoms between 0.04 mm and 0.07 mm thick.

As mentioned above, most condoms are made of latex, but polyurethane and lambskin condoms also exist.

And you can see the photoetched brass detailing, and the painted acrylic facade.

The properties of a polyurethane are greatly influenced by the types of isocyanates and polyols used to make it.

Some hobbyists build custom cases from raw materials like aluminum, steel, styrofoam, acrylic, or wood.

And then another pair of legs we collaborated on were these look like jellyfish legs, also polyurethane.

Here's the eye with the opaque lens, the opaque lens extracted and an acrylic lens inserted.

Polyurethane (PUR and PU) is a polymer composed of a chain of organic units joined by carbamate (urethane) links.

ECB Annual Report 2004 Artist Reinhold A. Goelles Title Untitled Material Acrylic on canvas Format 152 100 cm European Central Bank

In the modern age, condoms are most often made from latex, but some are made from other materials such as polyurethane, polyisoprene, or lamb intestine.

There is a phallus, clear acrylic phallus, with a camera and a light source, attached to a motor that is kind of going like this.

These tanks are separated from the central tank only by large sheets of acrylic to provide the illusion of a single large tank.

So we made what people lovingly referred to as glass legs even though they're actually optically clear polyurethane, a.k.a. bowling ball material.

)The program area is 86.05 cm2, and the length of the recordable spiral is (86.05 cm2 1.6 µm) 5.38 km.

Artist Pedro Proença Title Alla turca ( algumas anotações musicais ) , 2001 Material Acrylic on canvas Format 200 x 150 cm ECB and the artist

For example, mixing magenta and green in acrylic creates a dark cyan something which would not happen if the mixing process were perfectly subtractive.

However, polyurethane condoms are less elastic than latex ones, and may be more likely to slip or break than latex, lose their shape or bunch up more than latex, and are more expensive.

Polyurethane condoms in particular, given they are a form of plastic, are not biodegradable, and latex condoms take a very long time to break down.

And here's the simplest version in nature, and here's my collaborator Ron Fearing's attempt at an artificial version of this dry adhesive made from polyurethane.

However, in the 20th century, water based paints, including watercolors and acrylic paints, became very popular with the development of acrylic and other latex paints.

For acrylic, the red color is 5.7R 3.7 15.5 and white is N9.4 nylon has 6.2R 4 15.2 for red and N9.2 for white.

If you look very carefully, you see that his skull has been replaced with a transparent Plexiglas dome so that the workings of his brain can be observed and also controlled with light.

Since the early 2000s, some cases have included clear side panels or acrylic windows so that users can look inside while it is operating.

Polyurethane condoms have gained FDA approval for sale in the United States as an effective method of contraception and HIV prevention, and under laboratory conditions have been shown to be just as effective as latex for these purposes.

Polyurethane can be considered better than latex in several ways it conducts heat better than latex, is not as sensitive to temperature and ultraviolet light (and so has less rigid storage requirements and a longer shelf life), can be used with oil based lubricants, is less allergenic than latex, and does not have an odor.

Artifacts discovered by TIGHAR on Nikumaroro have included improvised tools an aluminum panel, possibly from an Electra, made using 1930s manufacturing specifications an oddly cut piece of clear Plexiglas the same thickness and curvature of an Electra window and a size 9 Cat's Paw heel dating from the 1930s which resembles Earhart's footwear in world flight photos.

When the Bolsheviks took power in 1917, the tricolor design was discarded, and a definitive new flag of the SFSR (one of the constituent republics of the Soviet Union) was introduced in 1954 (see flag of Russian SFSR), and this remained the republic's flag until the collapse of the Soviet Union in 1991.