N95 and KN95 masks are both rated to capture 95% of particles, but there are some differences. N95 masks are regulated by the National Institute for Occupational Safety and Health (NIOSH ...

As we saw with COVID-19, the masks most effective in protecting against smoke inhalation are N95 respirator masks and KN95 masks. However, Lang emphasizes that even a fabric mask or bandana is ...

WMAR-2 News told you about the Baltimore music venue that put out a call for donations for California wildfire victims and firefighters. Well, it's safe to say that call was answered.

As with renewable electricity, green gas is not piped directly into you home if you buy a tariff that includes it. The difference with a green gas tariff is that you're paying extra towards the green ...

Research reveals that methane emissions from U.S. natural gas operations are significantly underestimated, with a leak rate of 2.3 percent, which poses serious climate concerns and challenges in ...