The Connecticut State Police is training dogs to sniff out the hard-to-detect chemical in electronics. They’re helping law enforcement personnel find child pornography on hard drives, find hidden phones, even track calls on SIM cards. This is worth a read simply to be reminded how sharp dogs can be trained to be.
Source: CNET, June 11, 2018. Link.
Where we might smell pizza, a dog could pick out the wheat in the crust and the tomatoes, oregano, basil and mozzarella in the topping. A dog trainer told the Australian Broadcasting Corp. that if you took all the olfactory receptor cells out of a human and spread them with a butter knife, you would get a smear the size of a postage stamp. A dog’s smelling cells would cover a tea towel.