I don’t think so
human saliva is not poisonous
Thallium is known to cause hair loss.
Black and brown fuzzy caterpillars are not poisonous. Most poisonous species of caterpillar are very colorful and easily spotted.
yes
Humans are not poisonous.
yes
no but it can cause infection
They should be, but be cautious. Some companies do advertise human hair, but it's human hair blend or human hair mixed with animal hair.
not really towards humans
While there are robots designed to mimic human appearance, there are no robots with actual human hair. Some advanced robots may have synthetic hair or materials that resemble human hair, but not actual human hair.
No, there is no human hair in bread.
Most centipedes are not poisonous. Very few are. There are no poisonous centipedes in North America.