Around 40,000 years ago, Neanderthals living in what we now call France crafted tool handles using a special sticky substance ...

“It was different when we used liquid bitumen, which is not really suitable for gluing. If 55 percent ochre is added, a malleable mass is formed,” said lead researcher Patrick Schmidt from the ...

The longest hydrocarbons have very high boiling points. They leave the column as a hot liquid called bitumen. Shorter hydrocarbon molecules have weaker intermolecular forces and lower boiling points.

was one of its subcontractor's road-surfacing vehicles carrying "non-hazardous liquid bitumen". Jon Hill A barge and pontoons were used in recovery and residue containment work It said on Tuesday ...