Toxic Sky & Plastic Seas

Added:

• Block of Recycled Plastic
• replaced normal rain with green acid rain
  • can be disabled with convertRainToAcidRain game rule
  • damages items on the ground and equipment on entities under the rain
  • skips entities/items in toxsky:item/immune_to_acid_rain and toxsky:entity_types/immune_to_acid_rain tags
  • plastic armor and undead are immune to acid rain with default config
• Acidproof enchantment
  • prevents items from being damaged by acid rain