Toyota unveils purifying billboards to promote pollution-busting Mirai

Madeleine Cuff
clock • 2 min read

Eco-billboards around Los Angeles and San Francisco suck pollutants out of the air

Residents of California may breathe a little easier over the next few weeks thanks to the construction of 37 billboards in Los Angeles and San Francisco that will help purify the air. The billboards,...

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