diff --git a/composables/useCalc.ts b/composables/useCalc.ts
index b164771..c5af76f 100644
--- a/composables/useCalc.ts
+++ b/composables/useCalc.ts
@@ -17,4 +17,4 @@ export const use_extra_section = () => useState('extra_section', () => 0)
 export const use_total_length = () => useState('total_length', () => (((min + 104) * n) + 104) * 0.001)
 export const use_min_length = () => useState('min_length', () => 700)
 export const use_max_size = () => useState<number>('max_size', () => 20)
-export const use_explosion_state = () => useState<boolean>('explosion_state', () => false)
\ No newline at end of file
+export const use_explosion_state = () => useState<boolean>('explosion_state', () => true)
\ No newline at end of file