Ipayipi lensimbi engenamthungo linesikhundla esibaluleke kakhulu ekwakhiweni, ngokuziphendukela kwemvelo okuqhubekayo kwendlela yenqubo, manje isisetshenziswa kabanzi ku-petroleum, amakhemikhali, esiteshini samandla kagesi, umkhumbi, ukukhiqizwa kwemishini, imoto, izindiza, i-aerospace, amandla, i-geology kanye nokwakhiwa kanye neminye imikhakha. ...
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