For most workers, radiofrequency radiation – an invisible type of non-ionizing radiation used to transmit wireless information – isn’t something to be overly concerned about. Low levels of RF radiation aren’t considered hazardous, according to the Center for Construction Research and Training (also known as CPWR).
Needlestick and sharps injuries occur when needles or other sharp objects inadvertently puncture a person’s skin, and can happen “when people use, disassemble or dispose of needles,” according to the Canadian Center for Occupational Health and Safety.
Toluene is a clear and colorless liquid that turns to vapor when exposed to air at room temperature. According to OSHA, it’s often used in a mixture with other solvents and chemicals, such as paint pigments, so employees who work with paint, metal cleaners and adhesives may be at risk for exposure.
The American Academy of Dermatology cautions outdoor workers to be aware of an invisible hazard: the sun’s ultraviolet rays. Exposure to these rays for hours is a major risk factor for a number of skin cancers, including melanoma – the most serious form.