What's the difference between abrasive and grit?

Abrasive


Definition:

  • (a.) Producing abrasion.

Example Sentences:

  • (1) This resulted in greater uniformity of abrasion over the enamel surface within the biopsy window area and better operator handling characteristics.
  • (2) Shaping and fine working of restorations necessitated by cervical lesions, abrasions at the necks of teeth, or root surface caries can often be arduous to complete.
  • (3) The row between two of the media industry's most colourful and abrasive figures took place in the YouView boardroom, located at Desmond's Northern & Shell Thameside skyscraper.
  • (4) Abrasive brushing techniques wear down the already damaged tooth surfaces.
  • (5) Orthopedic new approaches to therapy of OA include removal of abnormal tissue to stimulate repair (e.g., burring, abrasion) and grafting (e.g., osteochondral grafts, perichondrium, periosteum) to the subchondral bone.
  • (6) Before we meet, I have to have a stern talk with myself about not mentioning the game last August in which all Arsenal fans will contend that Barton got new signing Gervinho sent off on his debut; he's had similarly abrasive encounters since with fellow midfielders, Karl Henry from Wolves and Norwich's Bradley Johnson, the latter earning him a three-match ban.
  • (7) Elevated risks for stomach cancer among carpenters and machinists may reflect exposure to dusts, abrasives, and cutting oils.
  • (8) The testing was based on The British Standards Institution's specification for toothpastes, using a profilometer technique to evaluate the abrasion.
  • (9) Creation of smear layers with abrasive paper or dental burs reduced permeability by 80-85%.
  • (10) Since prosthetic meniscal replacement may be performed in the setting of normal articular cartilage, a prosthesis will be required to match the exact joint configuration, induce the same lubricity, produce the same coefficient of friction, and absorb and dampen the same joint forces (without incurring significant creep or abrasion) as does the normal meniscus.
  • (11) The titanium alloy strips were treated with citric acid, stannous fluoride, tetracycline HCl, chlorhexidine gluconate, hydrogen peroxide, chloramine T, sterile water, a plastic sonic scaler tip, and an air-powder abrasive unit.
  • (12) Perhaps grime and dubstep were simply too abrasive and strange to be successfully watered down for mainstream tastes.
  • (13) Relief from pain occurred in all patients soon after abrasion was performed.
  • (14) After mechanical denudation of the endothelium with a specially designed abrasive micropipette, spontaneous tone and myogenic responses were preserved.
  • (15) An abrasively Thatcherite style would be poison to their Lib Dem partners.
  • (16) Current management of hand injuries includes debridement by abrasive scrubbing with anti-bacterial detergents, surgical excision, or pressure irrigation.
  • (17) Plaque accumulations were also frequently located in abrasion grooves and surface pits in the enamel, and prolific plaque areas were consistently surrounded by a monolayer of bacterial cells.
  • (18) Corneal abrasion occurred in two babies and corneal oedema in one baby after forceps delivery but in none of the control group.
  • (19) However, person-to-person variation can have a great influence on the abrasion process; moreover, only two persons were involved in this pilot study, and no definitive statement can be made about the effect of the toothpastes.
  • (20) Recently a redesigned air-powder abrasive system was introduced to remove dental plaque and stain from tooth surfaces.

Grit


Definition:

  • (n.) Sand or gravel; rough, hard particles.
  • (n.) The coarse part of meal.
  • (n.) Grain, esp. oats or wheat, hulled and coarsely ground; in high milling, fragments of cracked wheat smaller than groats.
  • (n.) A hard, coarse-grained siliceous sandstone; as, millstone grit; -- called also gritrock and gritstone. The name is also applied to a finer sharp-grained sandstone; as, grindstone grit.
  • (n.) Structure, as adapted to grind or sharpen; as, a hone of good grit.
  • (n.) Firmness of mind; invincible spirit; unyielding courage; fortitude.
  • (v. i.) To give forth a grating sound, as sand under the feet; to grate; to grind.
  • (v. t.) To grind; to rub harshly together; to grate; as, to grit the teeth.

Example Sentences:

  • (1) Distribution of polychlorinated biphenyls (PCB) in sewage wastes at a municipal sewage treatment plant was studied, showing that the great bulk of PCBs entering such a treatment plant become adsorbed onto the grit chamber solids and the sludge that is passed from the anaerobic digesters.
  • (2) We suggest that other functions than grinding, such as supplying minerals, may be equally important functions of the grit.
  • (3) A lesser amount of toxin was produced on rice, but none was detected in wheat incubated at 20 C. The amount of toxin measured in white corn grits declined as the incubation temperature was raised to 20, 25, and 32 C.
  • (4) The notion that Gleeson has lurched from one disaster to another, ruining everything from the Coen brothers' remake of True Grit to Richard Curtis's romcom About Time , seems a pretty unique interpretation of his burgeoning career as a versatile character actor.
  • (5) For that matter, mulching with bark, grit or slate will help keep the surface roots cooler and retain moisture in hot weather.
  • (6) The effect of different modes of the hydrothermal treatment of buckwheat and of the grit cooking on a change in the composition of sterols and phospholipids was investigated.
  • (7) Chrysler aired a commercial during the Super Bowl declaring its cars were “imported from Detroit,” playing upon the city’s grit and determination to sell cars we barely made.
  • (8) She shares her conflicted instincts, the personal frustration, the gritted teeth effort to stay afloat when the team was coming apart ... a declaration a lot of women will recognise: “I felt I could hold things together.” The eventual decision that the show could no longer stay afloat.
  • (9) Days when the only thing to do is to grit one’s teeth and force oneself to think different thoughts.
  • (10) The diamond fraise is a more exacting instrument and with the recent introduction of the extra-coarse grit diamond fraise, the instrument is as abrasive as the standard wire brush.
  • (11) For me, Kitson is at his best when ( as the New York Times said of It's Always Right Now) "he seasons the treacle with grit".
  • (12) There is still a grit to the brand but it’s been refined, in a natural kind of a way, because now I’m 31, not 21, so there are things I didn’t like before that I like now; things I liked before and now want a better version of.
  • (13) Sixteen cured samples of each were initially finished with 600-grit paper and then abraded by medium-grit wheels for 30,000 cycles.
  • (14) We're told that Cameron wanted to create a highly political Thatcher-style policy unit to provide intellectual grit and better communication.
  • (15) I grit my teeth as the trees hunker down smaller and smaller, then finally give up entirely, leaving us alone in a barren upland area where there is one large grey house partially obscured by torn curtains of freezing rain.
  • (16) Immediately before being bonded, the amalgam surfaces were finished flat on 600-grit paper.
  • (17) As burly security men hung back and the promoters sat silently by, Chisora marched on Haye, who gritted his teeth, held on to what those close to him say was a bottle of Desperados, a pale German lager tinged with tequila, and threw an inspired right hand that cracked into the side of Chisora's jaw.
  • (18) Data are presented for three different grades (400, 500 and 600 grit) of commercially available emory paper and three samples of osteoarthritic femoral head articular cartilage, which were visually assessed as having smooth, intermediate and rough surfaces, respectively.
  • (19) Set in recession-hit small town America, Gone Girl is a mystery of grit and steel.
  • (20) It takes grit and it takes grace.” Placing Clinton in a lineage of great American women from Rosa Parks and Amelia Earhart to Harriet Tubman and Eleanor Roosevelt, she told the delegates: “You people have made history and you’re gonna make history again in November because Hillary Clinton will be our first woman president … she’ll be the first but she won’t be the last.” Lena Dunham, creator and star of the HBO series Girls, led a series of celebrity endorsements that joined the dots between Clinton’s breaking of glass ceilings and Trump’s dismissive comments about women.