Sentence examples for use a stone from inspiring English sources

They learned that they could use a stone as a tool.

Once the process is complete, after about 20 minutes, Iroquois Corn Project volunteers and staff will use a stone grinder to create corn flour they then sell to the public.

Traditional poi makers use a stone pounder and a wooden board, but commercial producers have mechanized the process, selling poi in plastic bags in supermarkets for about $2.99 a pound.

They concluded that the techniques used "could represent a technological stage between a hypothetical pounding-oriented stone tool use by an earlier hominin and the flaking-oriented knapping behavior of [later] toolmakers". Chimpanzees and other primates are known to use a stone to hammer open nuts atop another stone.

They were even able to use a stone of the wrong size to release one of the right size, which they then used to get the waxworm, and, more remarkably still, to prune twigs off a stick to make it fit the tube.On top of all this they were able, in a different sort of test, to bend a piece of wire into a hook to retrieve a bucket containing a waxworm.

They use a stone to filter the water, but that doesn't necessarily protect them.

The flour For brown soda bread, we use a stone-ground wholemeal flour.

California Fish and Game wardens told him it is the only bear on record caught using a stone point.

A British group used a stone house as a strongpoint that Washington's troops initially bypassed, then tried in vain to reduce with cannon fire.

But using a stone for multiple purposes, and using one to crack apart another into a sharper tool, is more advanced behavior.

Capuchin monkeys use tools: they crack nuts using a stone as a hammer and bare rock as an anvil, and teach their offspring to do the same.