Ant-Man could in the future to battle injustice. After discovering a chemical substance, which he called Pym Particles, that would allow the user to alter his size, he armed himself with a helmet that could control ants. After that, Pym would shrink down to the size of an insect to become the mystery-solving Ant-Man, solving crimes and stopping criminals. He soon shared his discovery with his new girlfriend Janet van Dyne, who became his crime-fighting partner the Wasp, when he helped her avenge the death of her scientist father Vernon van Dyne who was killed by an alien unleashed by one
Insect repellent formerly known as Bayrepel or KBR3023), ethyl butylacetylaminopropionate (IR3535) and citriodiol (p-menthane-3,8-diol) are available. Most "natural" insect repellents such as citronella, neem oil, and herbal extracts are no longer permitted for sale as insect repellents in the EU due to their lack of effectiveness; this does not preclude them from being sold for other purposes, as long as the label does not indicate they are a biocide (insect repellent). A 2018 study found that Icaridin, in what the authors described as conservative exposure doses, is highly toxic to salamander larvae. The LC50 standard was additionally found to be completely inadequate