Last four months no single spare moment to work with…

Long break in Crystals series due to lack of time….

Theoretically, this is the summer holidays time. Theoretically, there is…

36C in the backyard – perfect conditions to hide in…

Session #65 – again resorcinol and hydroquinone, but this time…

Session #64 – this time only a short, but colorful…

Session #63 – resorcinol and hydroquinone.

Session #62 – glycine and ascorbic acid.