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nnovctive <br /> onstruction <br /> olu ions <br /> Table 4-4 <br /> Assessment of Chemical Hazards <br /> ( NIOSH ) <br /> Chemical Name* Other Pertinent Limits* Physical <br /> (or class) <br /> TWA (Specify) Properties Exposure Routes Symptoms Target Organs <br /> Asbestos REL Not established White or Inhalation, Asbestosis (chronic Respiratory system, eyes <br /> 100, 000 greenishingestion, <br /> fibers/ (chrysotile), skin and/or exposure) : dyspnea <br /> m3 blue eye contact (difficulty breathing) . i <br /> Intestinal fibrosis, restricted i <br /> (crocidolite ), or pulmonary function, finger j <br /> it gray-green 3i clubbing; irritation eyes <br /> ! (amosite) <br /> I I fibrous, <br /> i <br /> ' odorless solids <br /> i <br /> TPH-gZ 100 1 Not established Clearyellow, Inhalation, <br /> mg/m3 brown ingestion, Irritation of eyes, skin, I Skin, kidneys, liver, eyes <br /> j respiratory tract; dizziness, I <br /> combustible I skin and/or headache, nausea; chemical <br /> liquid; floats on eye contact <br /> water distinct j pneumonitis (from aspiration i <br /> diesel petroleum I of liquid ); dry, red skin; irritant <br /> hydrocarbon i contact dermatitis; eye <br /> redness, pain <br /> odor i I I <br /> 3 i I <br /> i i I <br /> - I <br /> I <br /> 43 <br />