Questions were asked concerning lead times if EPA proposed a ban.

Memorandum PRO To: T.

Interoffice Communication To R&D Supervisors R.

TO: Safety Directors FROM: DATE: Interoffice Communication SUBJ; T, G.

Pro longed exposure to sufficiently high levels (>1500 ppm) may lead to unconsciousness due to anesthesia and, in extreme cases, death from respiratory depression.

It is the Agency's desire that this would lead to a candid off-the-record discussion.

He noted that he believes these prfisgr contacts have helped to assure that reporters will contact the Vinyl Institute when pursuing stories on a variety of subjects and referenced the Chemical Week story on plastic pipe as a substitute for lead as an example.

M 2.2.6 _ 0 7*75" ACUTE TO XICITY TO FISH TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203S. (1Octanesulfonic acid) (CAS # 2795-39-3).

Steed, chairman of the Fluorocarbon Program Panel of the Chemi cal Manufacturers Association, one of the sponsors, noted that "the stratosphere is a subject of intense international investigation and for this exercise, some of the world's leading scientists in the field were brought together.'

Fuse element 20 includes two spots 90,92 made of a low melting temperature alloy such as tin-lead from depression 16b on fin 14b, which in turn is elevated from depression 16c on fin 14c, such elevations being solder.

4 LW.7 WILMINGTON AUDIT 1980 40-Page 1 cf 14 SAFETY & HEALTH AUDIT Questionnaire Kc7 z.

As specified in the Haskell Laboratory animal health and environmental monitoring program, the following procedures are performed periodically to ensure that contaminant levels are below those that would be expected to impact the scientific integrity of the study: Water samples are analyzed for total bacterial counts, and the presence o f coliforms, lead, and other contaminants.

VOL. 24f No. 4 SOCIETY OF PLASTICS ENGINEERS, INC.

Lines from drain pads and enclosed header system for north and south cracking units leading to sump pit located east of prevaporizer.

Tbe presence of a cyst could lead to bile duct stasis with resultant prolonged exposure of the mucosa to bile.14 Studies of vinyl chloride workers have shown a mu