957 | Dimethyl sulfide(CH3)2S, 2-Thiapropane, 2-Thiopropane, DMS, Dimethylsulfid, Exact-S, ME2S, Thiobis-methan, Thiopropane | | Fire Service Act | Type 4 Ignite liquid | Specific ignitions | Handling or storage; Submission of a notification in the case that the amount is 20-100% of the specified value; permit required in the case that the amount is >100% of the specified value (the sum of proportions is calculated when storing/handling multiple classes in the same place) | Fire and Disaster Management Agency | | Fire Service Act |