Difficulty: Easy
Correct Answer: common timber
Explanation:
Introduction / Context:
Plywood is a versatile wood product made by bonding veneers peeled from logs. Understanding its feedstock helps in material selection, sustainability considerations, and cost analysis in construction and furniture applications.
Given Data / Assumptions:
Concept / Approach:
Manufacturers use a wide range of common timbers (e.g., poplar, eucalyptus, birch, pine, gurjan) to produce veneers for plywood. The essential criterion is veneer quality, bond, and layup, not a single species. Bamboo-based panels do exist (e.g., bamboo plywood), but that is a distinct product. Teak plywood is a premium decorative option, not the exclusive norm. Asbestos has no role in plywood manufacture.
Step-by-Step Solution:
Verification / Alternative check:
Product standards (e.g., IS/EN/ASTM) list multiple species suitable for structural and non-structural plywood; teak is optional as a face veneer for appearance, not a requirement.
Why Other Options Are Wrong:
Common Pitfalls:
Final Answer:
common timber
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