If you remember from the days when Super Mario Bros. was the biggest Nintendo game on the scene, Mario could transport to a different world in the “warp zone”. Likewise, I have provided a “warp zone” for you to advance. This warp zone takes you into the world of SMT.
Mario Scalzo has been a leader in Halogen/halide free knowledge, and his blog contains interesting information on the many facets of the currently controversial topic.