Most varicose and spider veins appear in the legs due to the pressure of body weight, force of gravity, and task of carrying blood from the bottom of the body up to the heart. Compared with other veins in the body, leg veins have the toughest job of carrying blood back to the heart. They endure the most pressure.
Curing a thermosetting resin transforms it into a plastic, or elastomer by crosslinking or chain extension through the formation of covalent bonds between individual chains of the polymer. Crosslink density varies depending on the monomer or prepolymer mix, and the mechanism of crosslinking:
curing of meat. A Dictionary of Food and Nutrition. Â© A Dictionary of Food and Nutrition 2005, originally published by Oxford University Press 2005. curing of meat A method of preservation by treating with salt and sodium nitrate (and nitrite), which serves to inhibit the growth of pathogenic organisms while saltâtolerant bacteria develop.