Ever wonder how those scratch and sniff stickers manage to pack a punch of aroma into what looks like ordinary paper? The technology behind it is deceptively clever, and has been used everywhere from ...
Ever wonder how those scratch and sniff stickers manage to pack a punch of aroma into what looks like ordinary paper? The technology behind it is deceptively clever, and has been used everywhere from ...
The first whiff of scratch and sniff came courtesy of innovative carbon copy technology created by 3M. The company’s organic chemist Gale Matson had developed a new way to produce instant, handwritten ...
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