High-density polyethylene

researchers experimentally worked on hip prosthesis to determine stresses and fatigue life for different prosthesis materials. A brief description on this has been presented in this section. Roy Chowdhury et al. [47] developed an acetabular cup of high density polyethylene (HDPE) reinforced with different percentages of kevlar and carbon fibre by compression molding. For testing the tribological performance of those cups, they also developed a walk simulator. Styles et al. [51] made an attempt to develop accelerated

Baycol is a drug containing 0.2, 0.3, 0.4 or 0.8 mg of the active ingredient cerivastatin sodium and inactive ingredients: mannitol, magnesium stearate, sodium hydroxide, crospovidone, povidone, iron oxide yellow, methylhydroxypropylcellulose, polyethylene glycol, and titanium dioxide. Cerivastatin sodium is sodium (C26H33FNO5Na) with molecular weight of 481.5 and the following chemical structure: Clinical Pharmacology Baycol is a drug that was used to reduce cardiovascular diseases created by

properties, improved compactibility and enhanced biopharmaceutical performance without altering its polymorphic form. Xylitol was crystallized using antisolvent crystallization technique in the presence of various hydrophilic polymer additives, i.e., polyethylene glycol (PEG), polyvinylpyrrolidone (PVP) and polyvinyl alcohol (PVA) at a range of concentrations. Crystallized xylitol without additive and xylitol crystallized in the presence of PVP and PVA demonstrated significant improvement in hardness of

argument. The first usage of a fact is seen by the U.S. Environmental Protection Agency which states, “Plastic bags, sacks, and wraps of all kinds (not just grocery bags) make up only about 1.6 percent of all municipal solid waste materials. High-density polyethylene (HDPE) bags, which are the most common kind of plastic

Petroquímica Bahia Blanca S.A. (PBB), which was being privatized by the Argentine government. PBB produced both ethylene and polyethylene. It was part of a petrochemical complex located in Bahia Blanca, 700 kilometers south of the Argentine capital, Buenos Aires.1 Vignart believed that the acquisition of PBB offered Dow a once-in-a-lifetime opportunity to become the leading polyethylene player in Latin America. tC

Megan Hoffman Professor Novell English 1520 3/2/2015 Ammunition: considering a plastic bullet alternative Imagine a world in which there is less plastic-based pollution, a healthier ecosystem, and cheaper gun ammunition. You have now pictured a world which uses an alternative material for gun ammunition: plastic. Plastic bullets are, or can be, forged, fired, and as effective as leading gun ammunition materials. Plastic, while non-renewable, can be recycled and reused in ways that were formerly

utilises a children 's roundabout or merry-go-round for a unique water solution. As children play and rotate the roundabout (1), it is designed to pump water by using a conventional pump (2) from an underground borehole (3). Water is pumped to a polyethylene water tank (4) located 7m above the ground, where water can be stored for future collection. Access to the water is from a nearby tap (5). If the tank is completely full, excess water is diverted back into the borehole via an overflow pipe (6)

Plastic bags have been long esteemed as the miracle bag. They were first introduced in 1957 as plastic sandwich bags, and a year later were followed by the creation of plastic dry-cleaning bags (Humes 216). Their cheap mass production, ease of use, and varied sizes, colors and shapes makes them an appealing commodity to many stores and consumers. However, the environmental footprint of plastic bags is often ignored by those who use them, and even when they choose to recycle the bags, it is still

Aquaponics is a combination of two words: Aquaculture and Hydroponics. Definition: It is the system that combines the conventional aquaculture with the hydroponics in a symbiotic environment.’ This is an age-old practice of plant cultivation utilizing the water from the aquaculture system where the by-products are broken down by the bacteria and utilized by plants as nutrients, and the water is then sent back to the aquaculture system. This works as a perfect symbiotic environment where the fish

debate that plastic bags hurt the planet and marine life. However, according to the U.S. Environmental Protection Agency, plastic bags, sacks, and wraps make up about 1.6 percent of all solid waste materials. Out of that little percent, high-density polyethylene (HDPE) bags, the most common plastic grocery bag, only make up about 0.3 percent of them.