Question

39.The polymer which can be used as synthetic adhesive is .......
Buna-S
O Neoprene
O Epoxy resin
O Polystyrene​

Answer 1

Explanation:

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Answer 2

Epoxy Resin Adhesives

Explanation:

• Epoxy resin can be used for sticking materials like metal, ceramics, glass and plastic to wood and glass.
• Two-parts of epoxy resins are sufficient to use or for joints that have to be waterproof but would require to take extra amount of care as they can prove to be toxic in nature if they are in the powder form.  
• It is always safe to check the product label so that some adhesives might not stick all types of materials.
• It also play role as gap-filler, that makes it perfect for reconstructions.