着ちゃっ火か剤ざい

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ざ

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Meanings

1

firelighter; fire starter

A solid or gel substance used to help ignite charcoal, wood, or campfires. Common in outdoor and barbecue contexts.

When having a barbecue, using a firelighter makes it easier to light the charcoal.

着ちゃっ火か
着火 is the act of igniting or catching fire; 着火剤 is the agent or material used to achieve ignition.
火ひ付つけ役やく
火付け役 refers to a person who starts a fire (often figuratively, a catalyst), while 着火剤 is a physical fire-starting product.

着ちゃっ火か剤ざい
Standard kanji spelling using 剤 (agent/chemical).
着ちゃっ火か材ざい
Alternate spelling using 材 (material); less common but seen on product labels.

Compound of 着火 (ignition) + 剤 (agent/chemical). The alternate form 着火材 uses 材 (material).