The familiar red and glassy-eyed stare of someone who鈥檚 high was previously thought to be due to the irritation of eyes by pot smoke. But, now we know that weed makes your eyes red for the same...
Everyone knows that oil floats on water. That鈥檚 because oil is nonpolar, and water is polar. These terms describe the arrangement of charges in their structure: nonpolar means a molecule has no net...
Oils are defined as any net uncharged chemical substance that is a thick liquid at room temperature and is both hydrophobic (does not mix with water) and lipophilic (does mix with fats, or lipids)....
