heavy metals

A new report from a Congressional subcommittee concludes "that commercial baby foods contain dangerous levels of arsenic, lead, mercury, and cadmium." While these products inevitably contain tiny quantities of these heavy metals, which are ubiquitous in nature, baby foods generally pose minimal risk to young children.
We know that in the 1970s the Soviets used microwave weapons against American diplomats. Maybe with the cooperation of other countries, Putin's Russia is doing it again.
European researchers have created genetically engineered yeast that are capable of reducing various kinds of heavy metal pollution by 80%.