TM  11-6625-3081-23 2-22. CLEANING  (cont) 2-22 TOXIC, NOXIOUS, IRRITATING. CAN CAUSE BREATHING PROBLEMS. DON’T: USE MORE THAN ONE 16 02 CAN OF AEROSOL DUSTER IN A 30 MINUTE PERIOD WITHOUT VENTILATING VAN AIRSPACE. Starting at top mirror and c. progressing down, blow off each mirror’s surface using aerosol duster. CAUTION Clean only when necessary. Never touch optic surfaces with bare fingers. Never wipe dry mirrors with dry lens tissue. Use new clean moistened lens tissue when cleaning mirror surfaces. Never wipe more than one time with the same lens tissue. Always use clean, rubber finger cots on your fingertips to prevent fingerprints  on  mirror  surfaces. Avoid talking over the mirror surfaces or wear a nose-mouth shield to prevent contamination of the mirror surface. METHYL  ALCOHOL FLAMMABLE, TOXIC, IRRITATING. CAN CAUSE  BREATHING  PROBLEMS,  EYE DAMAGE. DON’T: USE NEAR FLAMES OR SPARKS, LET IT GET ON SKIN, OR BREATHE VAPORS. Do: USE IN WELL-VENTILATED AREA, CLOSE CONTAINERS WHEN NOT USING. WEAR ACID-TYPE SAFETY GOGGLES. IF IT CONTACTS SKIN OR EYES, WASH AFFECTED AREAS WITH RUNNING WATER. GET MEDICAL HELP AT ONCE. IF YOU EXPERIENCE ANY BREATHING PROBLEMS, GET TO FRESH AIR AT ONCE. d. Using a lens tissue moistened with methyl alcohol and folded (four folds), wipe mirror surface in one direction with one wipe. Use new lens tissue moistened with methyl alcohol for each additional wipe. ACETONE FLAMMABLE, TOXIC, IRRITATING. CAN CAUSE BREATHING PROBLEMS, EYE DAMAGE. DON’T: USE NEAR FLAMES OR SPARKS. LET IT GET ON SKIN OR BREATHE VAPORS. Do:   USE IN WELL-VENTILATED AREA, CLOSE  CONTAINERS  WHEN  NO-I  USING. WEAR ACID-TYPE SAFETY GOGGLES. IF IT CONTACTS THE SKIN OR EYES, WASH  AFFECTED  AREAS  WITH  RUNNING WATER. GET MEDICAL HELP AT ONCE. IF YOU EXPERIENCE ANY BREATHING PROBLEMS, GET TO FRESH AIR AT ONCE. 2-164 Change 9