Defect chemistry is definitely the review of stage defects in imperfect crystals. These involve vacancies, interstitial atoms or ions, trace factors, electrons, or holes or almost every other deviation from the construction of an ideal crystal. Even Certainly pure crystals consist of stage defects at any temperature over complete zero. https://madesocials.com/story3441065/indicators-on-sri-lankan-yellow-sapphire-you-should-know