Distillation, absorption and extraction belong to the oldest and most mature separation technologies.
Diamond-impregnated drills are efficient tools for cutting isolated holes in ornamental stone, concrete, asphalt, brickwork, glass and other non-metallic materials, stitch-drilling doorways and vents in heavily reinforced concrete structures, as well as for exploratory drilling in earth formations, which seems to belong to the oldest civil engineering applications of diamond.
The Roots and John Legend may not skew that young, and in any case the best musical moments belong to the oldest performers: the Blind Boys of Alabama, backing Anthony Hamilton on "This May Be the Last Time," and the folk lion Richie Havens (who turned 69 on Thursday) singing "Will the Circle be Unbroken".
The large bones belong to the oldest flightless bird yet discovered, two scientists claim in the January issue of the Journal of the Geological Society.
The bluish-hued cliffs along Lyme Regis, on England's Dorset coast, possess alternating bands of limestone and shale, referred to as "Blue Lias," that belong to the oldest section of the Jurassic period--the middle period of the Mesozoic Era.
It is important to underline that the families with higher GC values belong to the oldest Pleocymata lineage Caridea [60].
