Looking at an inkjet cartridge datasheet: apparently the ink is tested on animals, including guinea pigs, rats, rabbits, cats, dogs, mice, rats, and invertebrates. We think of these kinds of technologies as affecting humans only, but this is a surprising impact on animals as well.
ISOTYPE Visualization

A very nice vintage data visualization in the ISOTYPE style via the Information is Beautiful blog. ISOTYPE stands for “International System Of TYpographic Picture Education. It was an early infographical form, originated in the 1930s by Austrian philosopher and curator Otto Neurath ‘as a symbolic way of representing quantitative information via easily interpretable icons.'”
