Although cement is not a Hazardous and Poisonous Material that needs specific treatment and handling, but for health and safety reasons, the following matters must be considered. Direct contact with wet concrete for a long time period can cause irritation to the skin; it is suggested to wear sufficient gloves to protect the skin from possible irritation. Wear of mask and goggles is suggested for respiratory protection and direct contact with eyes. For further information you can learn it from Material Safety Data Sheets (MSDS) which should be consulted prior to use of this product. These MSDS are available upon request.