Fireworks displays excite the eyes and lift the spirit, but the smoke and dust produced can harm our lungs with heavy metal residue. Toxic chemicals released may pollute streams, lakes and groundwater. What's an alternative? Nothing. No one's offered a benign firework variety. If one is invented, it'll be by an enterprising Aries researcher. The tribe enters a phase when you'll have good ideas on how to make risky fun safer, ensure vigorous adventures are healthy and maintain constructive relationships with exciting influences.