You should make a DEUT reactor instead. Here is one- id:3221478
Asking for an explanation for the downvote is somewhat pointless because this save is, well, bad. Jagged lines, poor use of materials, primitive functionality - there's not one single thing that can be changed to make this save "good".
INSL will only ignite when in contact with FIRE/PLSM/LAVA. Just avoid INSL contact with these elements and it will not ignite under any circumstances.
sorry i couldnt get it to work maybe we could try multi
If the reactor is built correctly, you don't need cooling. Just make sure all the hot parts are separated from the rest of the save with INSL.
sorry im new so i can't do cooling stuff