use std::sync::LazyLock;
use crate::moleculars::{Liquid, LiquidFamily};
pub static ATF: LazyLock<Liquid> = LazyLock::new(|| Liquid {
name: "Automatic Transmission Fluid",
formula: "Hydrocarbon+friction modifiers",
family: LiquidFamily::Hydraulic,
density_kg_m3_ref: 845.0,
dynamic_viscosity_pa_s_ref: 0.034,
bulk_modulus_pa: 1.58e9,
specific_heat_j_kgk: 2100.0,
thermal_conductivity_w_mk: 0.14,
surface_tension_n_m: 0.030,
vapor_pressure_pa_ref: 90.0,
temperature_ref_k: 313.15,
viscosity_index: 155.0,
pour_point_k: 223.15,
flash_point_k: 453.15,
shear_stability_index: 20.0,
friction_coefficient: 0.04,
});