init_physics_module Subroutine

  subroutine init_physics_module
    !! Initialise module variables
    implicit none

    first_call = 1
    iscz = 0
    err242 = 0
    err243 = 0
    rad_fraction_LCFS = 0.0D0
    total_plasma_internal_energy = 0.0D0
    total_loss_power = 0.0D0
    total_energy_conf_time = 0.0D0
    ptarmw = 0.0D0
    lambdaio = 0.0D0
    drsep = 0.0D0
    fio = 0.0D0
    fLI = 0.0D0
    fLO = 0.0D0
    fUI = 0.0D0
    fUO = 0.0D0
    pLImw = 0.0D0
    pLOmw = 0.0D0
    pUImw = 0.0D0
    pUOmw = 0.0D0
    rho_star   = 0.0D0
    nu_star   = 0.0D0
    beta_mcdonald = 0.0D0
    itart_r = 0.0D0
  end subroutine init_physics_module