TOLEDO, Ohio — Four people were killed Thursday morning when, within about an hour, three separate crashes involving 12 total vehicles occurred. One of these vehicles was carrying sulfuric acid ...

They tested the substance and learned it is a concrete hardening agent containing sulfuric acid. Traffic was temporarily shut down on the northbound lanes of I-285 so more vehicles wouldn’t be ...

In fact, over 246 million tons of sulfuric acid are used worldwide every year. However, the rise of green technology and more environmentally friendly practices now poses a serious problem.