private SmartInventory buildingBlocksInv_POLISHED_ANDESITE;
    private SmartInventory buildingBlocksInv_GRASS_BLOCK;
    private SmartInventory buildingBlocksInv_DIRT;
    private SmartInventory buildingBlocksInv_COARSE_DIRT;
    private SmartInventory buildingBlocksInv_PODZOL;
    private SmartInventory buildingBlocksInv_COBBLESTONE;
    private SmartInventory buildingBlocksInv_OAK_PLANKS;
    private SmartInventory buildingBlocksInv_SPRUCE_PLANKS;
    private SmartInventory buildingBlocksInv_BIRCH_PLANKS;
    private SmartInventory buildingBlocksInv_JUNGLE_PLANKS;
    private SmartInventory buildingBlocksInv_ACACIA_PLANKS;
    private SmartInventory buildingBlocksInv_DARK_OAK_PLANKS;
    private SmartInventory buildingBlocksInv_BEDROCK;
    private SmartInventory buildingBlocksInv_SAND;
    private SmartInventory buildingBlocksInv_RED_SAND;
    private SmartInventory buildingBlocksInv_GRAVEL;
    private SmartInventory buildingBlocksInv_GOLD_ORE;
    private SmartInventory buildingBlocksInv_IRON_ORE;
    private SmartInventory buildingBlocksInv_COAL_ORE;
    private SmartInventory buildingBlocksInv_OAK_LOG;
    private SmartInventory buildingBlocksInv_SPRUCE_LOG;