Grow Fresh Mushrooms With Your Used Coffee Grounds
A concept machine transforms the waste produced in the coffee-making process into fertilizer
Americans consume close to 587 million cups of coffee a day, and world coffee consumption in a year can total around 150.2 million bags. Just 0.2% of the bean is consumed in a cup of coffee, so what happens with what’s left? An innovative coffee machine concept called Hifa gives coffee grounds a second life as mushroom fertilizer.
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