In the 1920s, refrigeration and air conditioning systems used compounds such as ammonia, chloromethane, propane and sulfur dioxide as refrigerants. However, the compounds were toxic and flammable, which made them dangerous.
SOMERVILLE, Mass.-- Brewer's Foods is proud to announce the launch of its new sustainable and upcycled chocolate chip cookie. The cookie is the newest addition to Brewer's Foods' already popular line of upcycled pita chips and flatbread crackers...
Blizzard-Tecnica has developed a program to collect worn ski boots from customers, break them down and recycle them into new pairs...