'I can't get all of the shampoo to come out of the bottle'," said Bhushan, a professor at Ohio State, and one of the researchers on the study, in a press release.

Holiday Inn and InterContinental Hotels will reportedly scrap mini shampoo bottles for its more than 800,000 guest rooms as a means to cut waste, the chains’ CEO said Tuesday. Instead of using ...

It could be lights out for tiny toiletries. Marriott International, the world’s largest hotel chain, said Wednesday it will eliminate small plastic bottles of shampoo, conditioner and bath gel ...

Zero-waste shampoo Today’s consumers have the ability to replace single-use plastic in many areas of their lives, from reusable water bottles and straws to beeswax food wraps and bamboo tooth… ...

Then they experimented until they found the smallest angle it needed to knock over an empty shampoo bottle -- and 3 degrees was all it took. Here, we share an infographic that illustrates their ...