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# Factorio Prototype Docs Version 2.0.7

## PlumesSpecification :: struct

## Properties

- default
- sorted

min_probability optional | :: float |
max_probability optional | :: float |
min_y_offset optional | :: float |
max_y_offset optional | :: float |
stateless_visualisations optional | :: PlumeEffect or array[PlumeEffect] | Array may not be empty and may at most have 255 elements. [...]
Array may not be empty and may at most have 255 elements. [...]

max_probability optional | :: float |
max_y_offset optional | :: float |
min_probability optional | :: float |
min_y_offset optional | :: float |
stateless_visualisations optional | :: PlumeEffect or array[PlumeEffect] | Array may not be empty and may at most have 255 elements. [...]
Array may not be empty and may at most have 255 elements. [...]

## Properties

### min_probability :: float optional

Default: `0`

### max_probability :: float optional

Default: `1`

### min_y_offset :: float optional

Default: `0`

### max_y_offset :: float optional

Default: `0`

### stateless_visualisations :: PlumeEffect or array[PlumeEffect] optional

Array may not be empty and may at most have 255 elements.

Non-zero `period` needs to be provided. May not have `positions` or `particle_tick_offset`.

Type used in

- ThrusterPrototype::plumes