Many devices, including gas detectors, have connectivity features designed to transfer information from a lone worker back to safety personnel on site. Although connectivity features are a tremendous step forward, not all lone worker solutions deliver the protection they need.

On a Tuesday afternoon, you send a maintenance contractor out to a remote station to perform a routine check on some of your equipment. Your contractor drives out to the nearest access road, parks his truck, and walks over to the site. When he gets there, his personal gas monitor alerts him to high levels of dangerous gases...