Possible Clues:

• Colourless liquid, while in palm, spilt
• Blood part
• Alternative to solid, liquid or gas
• Son wears leather, inspired by father -- it's in the blood
• About 55% of blood
• Pressure monk to preserve small part of vessel's contents
• Colourless watery fluid of the blood and lymph
• Solid, liquid, gas and ___
• Component of some sci-fi ammunition
• Yellow liquid in which blood cells are suspended