Возвращение Мухтара S02E48 - Утечка

A gas leak in one of the entrances of a Moscow apartment building turns into a massive theft — after the liquidation of the accident, residents do not find money and valuables. Artyom and Mukhtar find a package with an ampoule of a substance in the trash, which is used as an additive to natural gas to detect it. In one of the institutes of organic chemistry, Lena Brusnikina finds out who had such an ampoule.