Assertion: chemistry's property | /r/HasProperty | density
Facets:
Source sentences:
text: Fitness for use may involve composition (the desired chemical structure), purity (the product is at least so much of the desired composition), specification (usually limits on the amounts of other materials that may be in the product), physical properties (density, viscosity, refractive index, color, crystal structure, melting point, etc.), chemical properties (reactivity, heat of combustion, molecular weight, molecular weight distribution, etc.), or possibility performance in some use test (ability to dissolve, adhere, withstand stress or vibration, etc.).