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Alloys of iron that contain 1.0-1.5% carbon and some manganese, phosphorus, silicon, and sulfur are called
Ethnography
A qualitative research method used in social sciences to study cultures and communities through direct observation, participation, and interviews.
Participating
The act of taking part or being involved in an activity or event.
Observer
An individual or entity that watches or notices something without directly participating, often used in the context of research or surveillance.
Participant Observation
A methodology associated with ethnography whereby the researcher both observes and becomes a member in a social setting.
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Q148: Iron objects such as storage tanks and