Twa-0027.mp4 -

A file named "TWA-0027.mp4" may be a serialized training module or a clip from a digital sensor log (such as those used by Crowcon or Honeywell ) explaining how to calculate exposure limits or respond to gas detector alarms. 3. Alternative Reality Games (ARGs) or Internet Mysteries

8-hour total weight average (TWA) permissible exposure limit (PEL). TWA-0027.mp4

In industrial and occupational safety (OSHA) contexts, "TWA" stands for , a measurement of chemical or gas exposure over an 8-hour shift. A file named "TWA-0027