alleryఆమ్లాలను ఉపయోగించి లోహాల నుండి తుప్పును తొలగించడాన్ని ఏమంటారు?
Aగాల్వనైజింగ్
Bఅనీలింగ్
Cస్మెల్టింగ్
Dపిక్లింగ్
Answer & Solution
Correct answer: D. పిక్లింగ్
తుప్పు మరియు క్షయాన్ని తొలగించడానికి లోహాన్ని ఆమ్లంతో శుద్ధి చేయడాన్ని పిక్లింగ్ అంటారు.
Keep practising Science & Technology
Browse all Science & Technology questions for RRB NTPC, or explore more Science topics.
Related questions
Which dicarboxylic acid is naturally present in significant amounts in spinach and tomatoeWhich organic acid is an abundant natural constituent found in tamarind and unripe mangoesUnder the Brønsted–Lowry concept, an acid is fundamentally defined as a donor of which parWhich specialized glands located in the duodenum secrete protective bicarbonate-rich mucusWhat is the hardest anatomical tissue in the human body that coats the crown of teeth?Which cartilaginous flap folds downward during swallowing to keep food from entering the tWho shared the 1929 Nobel Prize in Physiology with Frederick Hopkins for discovering vitamIn 1747, which Scottish naval physician discovered that citrus fruits prevent scurvy?