(2000), using 7.5-cm diameter and 80-cm long PVC (polyvinyl polychloride
) pipes, with caps with holes and 4-mm diameter pipes in both ends.
AT-E's component removal system uses a combination of infra-red tech and mechanical separation from polychloride
biphenyl (PCB) - a common ingredient in electronical equipment - with high recovery rates.
Each system had four vinyl polychloride
pipes fixed on a plastic base with plastic belts, which was placed on the bottom and retrieved after a period of 48-96 h.
Metabolic syndrome and other factors cardiovascular risk in workers of a plant of vinyl polychloride
. Rev Salud Publica (Bogota) 2008; 10: 239-249.
The plastic materials with good ultrasonic welding proprieties are: PP (polypropylene), PVC (vinyl polychloride
) etc, for which 0,35<[beta]<0,55 [cm.sup.-1] (Galvery & Marlow, 2001).
In mid-July, the federal environmental-protection agency (Procuraduria Federal de Proteccion del Medio Ambiente, PROFEPA) accused the CLFC and the state-run oil company PEMEX of mishandling and improperly storing 194 tons of polychloride
biphenyl (also known as PCB) at the ports of Veracruz, Altamira, and Tampico on the Gulf of Mexico.
This class of chemicals goes by many other names depending on end use, solution strength, and manufacturer preference: e.g., polyaluminum chloride, basic aluminum chloride, aluminum polychloride
, aluminum chlorohydrate, and aluminum oxychloride.