return {
  ["energy_storage_leak"] = {
     Spawner = {
      air                = true,
      class              = [[CExpGenSpawner]],
      count              = 10,
      ground             = true,
      water              = true,
      unit               = 0,
      properties = {
        delay              = [[0 i2]],
        explosiongenerator = [[custom:energy_leak]],
        pos                = [[0, 0, 0]],
      },
    }, 
  },
    ["energy_leak"] = {
    unit_sparkles = {
      air                = true,
      class              = [[CSimpleParticleSystem]],
      count              = 1,
      ground             = true,
      unit               = 1,
      water              = true,
      properties = {
        airdrag            = 0.95,
        colormap           = [[0 0 0 0	0.5 0.5 0.8 0.2	  0.8 0.8 0.8 0.4	  0.3 0.3 0.7 0.2	  0.1 0.1 0.1 0.1	  0 0 0 0.01]],
        directional        = true,
        emitrot            = 0,
        emitrotspread      = 270,
        emitvector         = [[0, -1, 0]],
        gravity            = [[0,0,0]],
        numparticles       = 1,
        particlelife       = 8,
        particlelifespread = 8,
        particlesize       = 12,
        particlesizespread = 22,
        particlespeed      = 2,
        particlespeedspread = 2,
        pos                = [[0, 0, 0]],
        sizegrowth         = 1.15,
        sizemod            = -1.0,
        texture            = [[lightb2]],
      },
    },
  },
  ["metal_storage_leak"] = {
     smokecloud = {
      air                = true,
      class              = [[CSimpleParticleSystem]],
      count              = 1,
      ground             = true,
      underwater         = 0,
      water              = true,
      properties = {
        airdrag            = 0.83,
        colormap           = [[0.6 0.3 0 0.8	0.1 0.1 0.1 0.8	0.1 0.1 0.1 0.8 0 0 0 0.01]],
        directional        = false,
        emitrot            = 0,
        emitrotspread      = [[0 r360 r-360]],
        emitvector         = [[0,1,0]],
        gravity            = [[0, 0.1, 0]],
        numparticles       = 28,
        particlelife       = 24,
        particlelifespread = 30,
        particlesize       = 5,
        particlesizespread = 25,
        particlespeed      = [[2 i0.25]],
        particlespeedspread = 4,
        pos                = [[0, 0, 0]],
        sizegrowth         = -0.35,
        sizemod            = 1.0,
        texture            = [[GenericSmokeCloud1]],
        useairlos          = true,
      },
    },
     Spawner = {
      air                = true,
      class              = [[CExpGenSpawner]],
      count              = 4,
      ground             = true,
      water              = true,
      unit               = 0,
      properties = {
        delay              = [[0 i5]],
        explosiongenerator = [[custom:metal_leak]],
        pos                = [[0, 0, 0]],
      },
    }, 
      explosionball = {
      air                = true,
      class              = [[CSimpleParticleSystem]],
      count              = 1,
      ground             = true,
      water              = true,
      properties = {
        airdrag            = 0.92,
        colormap           = [[1 0.5 0 .2    0.9 0.8 0.7 0.5	0.6 0.3 0 .1 	0 0 0 0.01]],
        directional        = true,
        emitrot            = 0,
        emitrotspread      = 360,
        emitvector         = [[0, 1, 0]],
        gravity            = [[0, 0, 0]],
        numparticles       = 8,
        particlelife       = 22,
        particlelifespread = 4,
        particlesize       = 2,
        particlesizespread = 8,
        particlespeed      = [[0 r0.2 i-0.05]],
        particlespeedspread = 1.5,
        pos                = [[0, 5, 0]],
        sizegrowth         = [[0.50 r-.50]],
        sizemod            = 1.0,
        texture            = [[smokeorange]],
        useairlos          = true,
      },
    },
  },
    ["metal_leak"] = {
    spark = {
      air                = true,
      class              = [[CSimpleParticleSystem]],
      count              = 1,
      ground             = true,
      unit               = 0,
      water              = false,
      properties = {
        airdrag            = 0.86,
        colormap           = [[0.6 0.6 0.6 1  0.2 0.2 0.2 1]],
        directional        = true,
        emitrot            = 0,
        emitrotspread      = [[0 r-360 r360]],
        emitvector         = [[0, 1, 0]],
        gravity            = [[0, -.25 r0.15 r-1, 0]],
        numparticles       = 9,
        particlelife       = 11,
        particlelifespread = 30,
        particlesize       = 1,
        particlesizespread = 2,
        particlespeed      = 5,
        particlespeedspread = 3,
        pos                = [[0, 0, 0]],
        sizegrowth         = [[0.0 r-.2]],
        sizemod            = 1.0,
        texture            = [[shard1]],
        useairlos          = true,
      },
    },
     shards1 = {
         air                = true,
      class              = [[CSimpleParticleSystem]],
      count              = 1,
      ground             = true,
      unit               = 0,
      water              = false,
      properties = {
        airdrag            = 0.86,
        colormap           = [[0.6 0.6 0.6 1  0.2 0.2 0.2 1]],
        directional        = true,
        emitrot            = 0,
        emitrotspread      = [[0 r-360 r360]],
        emitvector         = [[0, 1, 0]],
        gravity            = [[0, -.25 r0.15 r-1, 0]],
        numparticles       = 9,
        particlelife       = 11,
        particlelifespread = 30,
        particlesize       = 1,
        particlesizespread = 2,
        particlespeed      = 5,
        particlespeedspread = 3,
        pos                = [[0, 0, 0]],
        sizegrowth         = [[0.0 r-.2]],
        sizemod            = 1.0,
        texture            = [[shard2]],
        useairlos          = true,
      },
    },
  },
}