| Chemical | Abbreviation | Fire Hazard | Toxicity Hazard | TLV ppm | Odor Threshold | Toxic Effects |
| Acetone | ACE | Extreme | Low | 750 | 140 ppm (sweet/fruity) | Irritates eyes, nose and throat; headaches; skin dryness |
| Freon | TF | Low | Low | 1000 | Variable | Dries skin; light headedness |
| Isopropyl Alcohol | IPA | Extreme | Low | 400 | 20 ppm (sharp/musty) | Dries skin; irritates eyes, nose and throat; drowsiness |
| Methyl Isoamylketone | MIAK | Moderate | Extreme | 50 | 0.05 ppm (sweet/sharp) | Irritates eyes, nose and throat; may cause weakness, dizziness, lightheadedness, nausea, vomiting, or kidney damage |
| Methyl Isobutylketone | MIBK | Extreme | Extreme | 50 | 0.3 ppm (sweet/sharp) | Irritates eyes, nose and throat; may cause weakness, dizziness, lightheadedness, nausea, vomiting, or kidney damage |
| Methyl Ethylketone | MEK | Extreme | Extreme | 200 | 2-100 ppm (misty) | Irritation of eyes and nose; intoxication, headache, and dizziness |
| Ethyl Lactate | Positive Photo Resist | Moderate | Low | None | None (fruity/ester) | Combustible liquid; skin, eye, respiratory irritant; nervous system toxin |
| Propylene Glycol Monomethyl Ether Acetate | PGMEA | Moderate | Low | None | Very low (slightly sweet odor) | Irritant; may cause itching, redness and burns to skin; ingestion may cause diarrhea, kidney and liver damage |
| N-Methyl-2-Pyrrolidone or M-Pyrol | NMP | Moderate | Extreme | 25 | Unknown (pungent) | Readily absorbed through intact skin; vapors may cause eye, skin, and nose irritation; eye contact with liquid may cause severe damage |
| Trans 1, 2 dichloroethylene | DCE | Extreme | Moderate | 200 | 0.08 ppm (sweet) | Eye irritation; poor coordination, drowsiness, toxic vapors released when heated |
