Industrial , Manufacturing and mechanical facilities often utilize chemicals that pose both long-and short-term health risks to their employees. Use of toxic cleaners in school , hospitals and other similar institutional settings pose in inherent risk to the bery people they are intended to assist. Research shows that low-level exposure of chlorine bleach produces measurable unhealthy effects and that long-term , low level exposures can cause cumulative physical damage . Exposures doesn’t have to be substantial to create adverse health effects. Choosing the least toxic product to begin with is the first step toward prevention of possible short – term harm and almost certain long –term risk. Exposure to toxics chemicals can result in health problems , such as asthma , liver or kidney damage and even cancer.