http://i4pd4zpyhrojnyx5l3d2siauy4almteocqow4bp2lqxyocrfy6prycad.onion/resources/read/strategies-for-countering-police-access-to-dna-data.html
Tools, paper, textiles or other objects with rough surfaces, on the other hand, are practically impossible to clean in this way, of either human, animal, or plant DNA (even this can be relevant, for example, if genetically modified plant traces are found on pruning shears). DNA is an amazingly stable molecule.