Sentence examples for variable composition from inspiring English sources

Local clays or shales of highly variable composition are used in order to keep transportation costs as low as possible.

Pitchstone, a volcanic glass with a conchoidal fracture (like glass), a resinous lustre, and a variable composition.

An open-loop observer for the unmeasured state variable (composition) has been used.

Gas chromatography and gravimetry confirmed that copolymers having the desired variable composition profiles were successfully obtained.

To model miscible flow fluid particles with variable, composition dependent, masses were used.

These solids are characterized by a variable composition that affects structural and physicochemical properties in a predictable manner.

Results show that the major phase was an amorphous iron-calcium-aluminosilicate of variable composition with copper sulfide prills.

Further testing on argillaceous rocks of variable composition and organic content is needed to assess extent of applicability.

Such observations overthrew, at least temporarily, the view held by the French chemist Claude-Louis Berthollet that compounds have a variable composition.

Neurotransmitters, a group of chemical compounds of variable composition, are secreted at all synapses (junctions between nerve cells over which nervous impulses must travel).

Pyroxene, any of a group of important rock-forming silicate minerals of variable composition, among which calcium-, mandesiron-rich iron-rich varieties predominate.