A Czech brewery uses crayfish to ensure the purity of its water supply. The crayfish are fitted with tiny sensors which monitor heart rate and movement to detect when the animals react to impurities in the water. 00
fact
A Czech brewery uses crayfish to ensure the purity of its water supply. The crayfish are fitted with tiny sensors which monitor heart rate and movement to detect when the animals react to impurities in the water. 00