chemistry of fireworks
Funny Medical Valentine's Day Card Download - "You Make Me Happy" (Serotonin Molecule) - Great for doctors, med students, nurses, etc.
Here is a perfect Valentines Day card for anyone in the medical industry. Nurses, doctors, medics, researchers, surgeons, med students and more. If you work in a hospital, youll steal some hearts and get some laughs with this great card. Serotonin is seen by some researchers as a