Table tennis balls are made from _____?

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Table tennis balls are made from _____? Answer: Casein

Table tennis balls were traditionally made from celluloid, but modern balls are now typically made from non-flammable plastic, such as ABS or polyester, due to safety and environmental concerns. These materials ensure durability, consistency, and better bounce in professional play.

Question context

This question is part of 🔬 General Science within the broader 🌐 Current Affairs & GK subject and appears in the ETEA Educational Testing and Evaluation Agency preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.