What's the difference between crucible and grunter?

Crucible

Definition:

(n.) A vessel or melting pot, composed of some very refractory substance, as clay, graphite, platinum, and used for melting and calcining substances which require a strong degree of heat, as metals, ores, etc.
(n.) A hollow place at the bottom of a furnace, to receive the melted metal.
(n.) A test of the most decisive kind; a severe trial; as, the crucible of affliction.

Example Sentences:

(1) As Gabrielle is at pains to point out, there was no unhappy childhood to avenge; no traumas to shove into the creative crucible.
(2) DNA damage induced in vivo by the cross-linking agent mitomycin C (MMC) was investigated with a new oscillating crucible viscometer.
(3) Within 5 minutes after taken out from an oven and allowed to stand in a room, a dried crucible and tissue become wet with moisture in the air and their water content reaches equilibrium and saturation.
(4) Few sporting examinations compare to the lonely and constant pressure of professional snooker, let alone World Championship final at the Crucible Theatre in Sheffield snooker.
(5) We also seem to be heading increasingly towards a directors’ theatre, where the ability to rework standard classics takes precedence over new writing: look at the fervid excitement created by current productions of The Crucible and A Streetcar Named Desire .
(6) Four test alloys were prepared using a high frequency centrifugal casting machine and a ceramic crucible for the development of titanium bonding alloys that can be cast in the ordinary atmosphere.
(7) The crucible, as usual in Republican races, is shaping up as South Carolina, conservative like Iowa, only nastier, an awkward race for Romney.
(8) The influence of different gas mixtures in the flame and different crucible temperatures on: 1.
(9) For the first series induction heating was employed for melting the alloy, for the second a resistance crucible, and for the third an oxy-acetylene torch.
(10) (Made during the German occupation, Day of Wrath can be read as a definitive account of 20th-century witch-hunts - which helps to explain why it almost certainly served as a major influence on Arthur Miller's The Crucible.)
(11) Briefly Evans allows himself to put the artistic director hat back in place and describes what he has planned for the Crucible's 40th anniversary celebrations next year: the Restoration comedy The Way of the World , a return by John Simm, who played Hamlet there in September last year; a production of Pinter's Betrayal ; and a season of Michael Frayn plays, including Democracy , Copenhagen and Benefactors .
(12) Casting is done by the transferral of molten stainless steel from the crucible to the mold by centrifugal force in an electro-induction casting machine.
(13) During the long interview process to take over the running of the Crucible from Sam West, who had departed just before the theatre closed for renovation in 2007, it was made clear that acting was a part of the gig, along with directing and overseeing the various theatres including the Crucible main stage, the studio and the Lyceum, which plays host to touring productions.
(14) John Tiffany , the Tony award-winning director of Once, proposed the re-reading to Sondheim and is workshopping the idea in New York with Daniel Evans, artistic director of Sheffield Crucible , playing Bobby.
(15) By heating at 105 degrees C in a constant temperature electric oven, a 35 ml crucible becomes completely dry in an hour and 2 grams of human tissue in 48 hours.
(16) The second choice, Arthur Miller’s The Crucible, was more successful but revealed little about the Royal Court’s policy.
(17) Heated, empty porcelain crucibles do not show released calcium.
(18) Historically, Oakland is a crucible of black empowerment and left-wing activism.
(19) At temperatures required for complete release of calcium from beef liver by dry ashing, porcelain crucibles release significant amounts of calcium into the ash, which leads to erroneously high calcium values in the samples.
(20) Always rumours.” Since Hungary blocked its borders on Tuesday , it is this tiny rail station at Tovarnik, a town located a kilometre inside Croatia , that has become the latest crucible of the European refugee crisis.