Thermoplastics have relatively low tensile moduli, but also have low densities and properties such as transparency which make them ideal for consumer products and medical products. They include polyethylene, polypropylene, nylon, acetal resin, polycarbonate and PET, all of which are widely used materials.
Port Map. Progreso is a port city in the Mexican state of Yucatan, situated on the Gulf of Mexico in the north-west of the state 30 minutes north of state capital Merida (the largest city on Yucatan Peninsula) by highway. As of 2010, Progreso had an official population of 37,370 inhabitants, the 6th largest community in the state.
PeÃ±a de Bernal (âBernal Peakâ) is Mexicoâs largest monolith located in San Sebastian Bernal, a small town in the state of Queretaro. The rock rises 350 meters (1148 feet) above the town and was formed some 100 million years ago during the Jurassic period when it was at least three times higher than today.