Question: Would an oil painter avoid reds from scale insects that live on a cactus?, Answer:Yes, Description of Cactus: Family of mostly succulent plants, adapted to dry environments, Fact1: Carmine is the product of an insect that lives on some cacti, Fact2: Carmine is not stable in oil paints and its usage has been discontinued, Fact3: Carmine is red
Step1: What red pigments are made from insects?, Step2: What scale insects live on cacti?, Step3: What pigments overlap with #1 and #2?, Step4: Is #3 unstable in oil paint?, Wikipedia page for step 1: wiki: Red (pigment), Wikipedia page for step 2: wiki: Cactus, Wikipedia page for step 3: wiki: Carmine, Wikipedia page for step 4: , not_definitive_answer: False, incorrect_answer: False