mixture

Fracking is a method of mining that first became widespread in the US in the early 2000s, whereby a high-pressure mixture of water, sand and chemicals is injected into the ground.

They formed when slow-moving mixtures of ice and debris traveled across the surface, similar to the behavior of glaciers on Earth, and eventually became covered by a thicker layer of rocky material.

Carrots and papaya plants have already pushed up through a rectangle of dark soil, thanks to a technique based on organic fertilisers made from a mixture of compost and chicken manure.

The unusual mixture of gases at Karambusel affects both the ecosystem and the geological characteristics of the vent field.

They expect to begin reporting recovery totals Thursday morning, though those numbers will likely reflect an “oily water mixture,” not pure crude.