Know More Hazard is a safety app for all your devices. Field Level Hazard Assessment App. Use on any device. As a standalone product, Know More Hazard aims to help small and mid-sized construction companies of roughly 75 employees and under who wouldn’t typically be interested in using a more cumbersome application,” he says. “There are plenty of overblown heavy software packages out there that may work well for larger firms. Know More Hazard is designed with simplicity and ease of use in mind. Keep it simple, help keep the employees safe and allow them to get to work.