Although miligrams would make the mixture extremelly easy...while micrograms.. well you need certain basic infraestructure.. first to trasnport the Po 210 probably mixed among other powder and then transported.. homogonize the mixture adn then mix it with the liquid.
It tkaes a ini-lab... something anybody can get ( i can do it in my house I know ehre to buy the stuff).. but it needs some tiem indeed.
A pleasure I therefore claim to show, not how men think in myths, but how myths operate in men's minds without their being aware of the fact. Levi-Strauss, Claude