Ключевые слова: author, basket, bill, block, can, cancel, clean, confidential, creased, crumpled, design, desk, destroy, discard, document, empty, environment, filing, garbage, hand, idea, invoice, junk, memo, note, office, page, paper, pellet, pollution, private, recycle, recycling, rubbish, secret, security, shred, thought, throw, trash, waste, wastepaper, work, writer, writers,