Dental Permanent deformation following strain in compression in increasing order for elastomers A Addition silicone, condensation silicone, polyether, poly sulphide B Poly sulphide, poly ether, Addition silicone, condensation silicone C Poly sulphide, poly ether, condensation silicone, Addition silicone D Polyether, poly sulphide, addition silicone, condensation silicone π‘ Explanation Permanent deformation following strain in compression in increasing order for elastomers β Correct Answer: A. Addition silicone, condensation silicone, polyether, poly sulphide