The stone tools and unused waste materials (mainly crude chopping tools and sharp flakes) left by H. habilis provide important clues about the behaviour of these early humans.
Peddlers sell their wares; musicians play crude instruments; woodsmen chop down trees.
For the past couple years, crude oil has been chopping around in the $30 to $60 trading range as traders parse conflicting factors such as the persistent oil glut, OPEC production cuts, rebounding U.S. shale oil production, and the vagaries of the U.S. dollar.
Most commercial fishermen will bring as much as 5 gallons (18.9 L) of bluefish or bunker to make "chum," which is a crude slurry of stinky chopped up baitfish that sharks love.
The concentrate mixtures were fed to meet 80% of crude protein requirements (NRC, 1985) with ad libitum access to chopped maize hay (Zea mays).
They've got a gas burner, a few pots and a couple of crude but deceptively sharp knives; they use a windowsill as a chopping board.
SOUTH FRONTENAC, Ontario — When Peter Griesbach discovered someone had chopped down trees at his weekend house to make crude posts staking out a mining claim, he assumed he could rid his land of the uninvited prospector relatively quickly.
Like many of the 19-century apartments here, their apartment underwent a crude redesign at the hands of the Communist-era authorities, who regularly chopped up stately bourgeois homes into several smaller apartments.
He explains that Sanger sequencing, the comparatively crude method used by pioneer J Craig Venter to map the human genome in 2000, chopped up DNA into relatively short pieces, but the Halcyon Molecular approach works with longer "read lengths".
For now, the Gastronomist (as I shall call it) is desperately crude; it can spit out lists of ingredients, but it doesn't say what should be chopped and what should be stirred.
