Sentence examples for a layer of hard from inspiring English sources

The remaining eighty per cent of the oil sands lie hundreds of feet down beneath a layer of hard rock.

Instead of percolating into the ice, snow meltwater refreezes onto the ice surface, forming a layer of hard, glassy ice.

Scales, if present, are structurally minute teeth, called dermal denticles, each consisting of a hollow cone of dentine surrounding a pulp cavity and covered externally by a layer of hard enamel-like substances called vitrodentine.

The existence of a layer of hard boulders up to 1 m in size within the soft sediments of the Holocene Llobregat delta in the SW of Barcelona city caused the damage and stoppage of the EPB-type tunnel boring machine that excavated the subway L10 line.

In the sub-Arctic climate of the Klondike, a layer of hard permafrost lay only 6 feet below the surface.

Add a layer of hard boiled egg.

September 16 , 1924New York City, New York August 12, 2014 New York City, New York Lauren Bacall, original name Betty Joan Perske (born September 16 , 1924 New York, New York, U.S. died August 12 , 2014 New York, New York) American motion-picture and stage actress known for her portrayals of provocative women who hid their soft core underneath a layer of hard-edged pragmatism.

Don't let the tape get stuck under a layer of rock-hard glue.

To replicate ridges, a composite PDMS mold consisting of a thin layer of hard PDMS with relief features and a thick slab of soft PDMS was prepared.

Adhesive wear of commercially pure titanium samples, coated with a nanocomposite layer of hard alpha alumina nanoparticles in titania based matrix, was analysed under standard wear tests.

The stamp design was based on a two layer stamp that uses a thick film of standard soft PDMS (Sylgard 184 PDMS) to support a thin stiff layer of hard PDMS [135].