blowtorch
/'bloulæmp/ Cách viết khác : (blowtorch) /'bloutɔ:tʃ/
Học thuậtThân thiện
Definition
- Noun:
- A portable device that produces a very hot, focused flame: A blowtorch is a tool that mixes a fuel gas (like propane or butane) with air or oxygen to create an intense, controllable flame used for heating, melting, soldering, or brazing metal.
Usage
- The primary use of a blowtorch is in metalworking, plumbing, cooking (like caramelizing sugar), and various construction or repair tasks.
- It is operated by opening a valve to release fuel gas, which is then ignited and mixed with air at the nozzle to produce the flame.
Examples
- Noun:
- The plumber used a blowtorch to solder the copper pipes.
- For the crème brûlée, you need a kitchen blowtorch to caramelize the sugar topping.
- Be extremely careful when handling a lit blowtorch.
Advanced Usage
- "To apply the blowtorch to (something)": This phrase can be used metaphorically to mean subjecting someone or something to intense pressure, criticism, or scrutiny.
- The CEO applied the blowtorch to the underperforming division, demanding immediate results.
Variants and Related Words
- Blowlamp (noun): A British English term synonymous with blowtorch.
- Torch (noun): In some contexts, especially British English, "torch" can refer to a blowtorch, though it more commonly means a flashlight or a stick with a flaming end.
- Soldering torch (noun): A specific type of blowtorch designed for soldering electronic components or jewelry.
Synonyms
- Gas torch: A general term for a torch powered by gas.
- Heating torch: Emphasizes the tool's primary function of applying heat.
Related Phrases
- "To work with a blowtorch": To perform a task that requires the use of this tool.
- Jewelry making often requires you to work with a blowtorch.
- "Blowtorch flame": Describes the specific type of flame produced.
- The blowtorch flame must be adjusted to a fine point for detailed work.
Noun
- a burner that mixes air and gas to produce a very hot flame