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CHANGING RELAY #2
SOURCE:Shimizu [1], page 187
COMMENTS: This type of composition is put between two color layers in a star to create the illusion that all the stars change their colors clearly and simultaneously in spite of slight deviations in manufacture.
PREPARATION (parts by weight):
| CHEMICAL | PERCENT/PARTS | AMOUNT |
| Potassium perchlorate | 0.810 | |
| Red gum | 0.130 | |
| Soluble glutinous rice starch | 0.060 | |
Total | ||
