Windows comes with a MIDI synthesizer, the Microsoft GS Wavetable Synth. This synthesizer allows the playback of MIDI files and will play any MIDI events streamed to it in real-time (albeit with horrible lag, which will be addressed later).
Ammonia is a colorless highly irritating gas with a sharp suffocating odor. It dissolves easily in water to form ammonium hydroxide solution which can cause irritation and burns. Ammonia gas is easily compressed and forms a clear, colorless liquid under pressure.
Ammonia is the by product of protein/ amino acid catabolism (break down) in the digestive process, it is not a detrimental substance if the body can clear it adequately. Ammonia is the combination of Nitrogen (produced from protein breakdown) and Hydrogen.