{
  "format_version": "1.10.0",
  "particle_effect": {
    "description": {
      "identifier": "minecraft:elephant_tooth_paste_vapor_particle",
      "basic_render_parameters": {
        "material": "particles_alpha",
        "texture": "textures/particle/elephant_toothpaste"
      }
    },
    "components": {
      "minecraft:emitter_shape_custom": {
        "offset": [ 0, 0, 0 ],
        "direction": [ 0.0, 1.0, 0.0 ]
      },
      "minecraft:emitter_rate_steady": {
        "spawn_rate": 5,
        "max_particles": 25
      },
      "minecraft:emitter_lifetime_once": {
        "active_time": 5
      },
      "minecraft:particle_initial_speed": "Math.random(2.0, 6.0)",
      "minecraft:particle_lifetime_expression": {
        "max_lifetime": "5"
      },
      "minecraft:particle_motion_dynamic": {
        "linear_acceleration": [ "Math.random(-0.5, 0.5)", -9.8, "Math.random(-0.5, 0.5)" ]
      },
      "minecraft:particle_motion_collision": {
        "collision_radius": 0.25
      },
      "minecraft:particle_initialization": {
        "per_render_expression": "variable.size = 0.75 * math.pow(1.0-(variable.particle_age / variable.particle_lifetime), 0.08);"
      },
      "minecraft:particle_appearance_billboard": {
        "size": [ "variable.size", "variable.size" ],
        "facing_camera_mode": "lookat_xyz",
        "uv": {
          "texture_width": 1,
          "texture_height": 12,
          "uv": [ 0, 0 ],
          "uv_size": [ 1, 1 ],

          "flipbook": {
            "base_UV": [ 0, 11 ],
            "max_frame": 12,
            "stretch_to_lifetime": true,
            "step_UV": [ 0, -1 ]
          }
        }
      },
      "minecraft:particle_appearance_tinting": {
        "color": {
          "gradient": [ "#ffb900", "#ffeebf" ],
          "interpolant": "variable.particle_age / variable.particle_lifetime"
        }
      },
      "minecraft:particle_appearance_lighting": {}
    }
  }
}
  