Health Hazard 2: GHS H Statement Highly flammable liquid and vapor. Synonym: tetramethyldisiloxane. Health Hazard 3: GHS P Statement Keep away from heat/sparks/open flames/hot surfaces. - No smoking. IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower. Store in a well-ventilated place. Keep contai Synonym: sym-tetramethyldisiloxane.