The specimen is positioned inside of a liquid repairing agent (fixative) such as formaldehyde Option (formalin). This will little by little penetrate the tissue resulting in chemical and Actual physical improvements that should harden and preserve the tissue and safeguard it towards subsequent processing actions.2 You'll find a restricted variety https://paraffinblockwaxformingma24578.slypage.com/35865547/facts-about-refining-equipment-for-oil-processing-revealed