Your Safer Source for Science

Since 1977

Address Flinn Scientific Canada, Inc. 175 Longwood Road South Hamilton, ON L8P 0A1
Phone 844-200-1455
Fax 844-200-0890
Email flinn@flinnsci.ca
firewatch

Why does blood in the veins look blue? Is the blood blue until it comes in contact with air and then it turns red? Does light turn it red?

Concepts

  • Absorption
  • Reflection
  • Visible Spectrum