What is File Extension MSH

Can you repeat this sentence, but add in punctuation?
What is File Extension MSH?
input: Check rates and availability for The Inka Lounge Hostel Then proceed to booking
fixed: Check rates and availability for The Inka Lounge Hostel. Then proceed to booking.
input ---- Materials DROPS Merino Extra Fine from Garnstudio
output ---- Materials: DROPS Merino Extra Fine from Garnstudio
Add punctuation: 1 Material high quality PE rattan UV resistance aluminum frames
A: 1) Material: high quality PE rattan (UV resistance), aluminum frames
QUESTION: Fix punctuation: Image controls Level span auto adjust continuousmanual
ANS: Image controls Level, span, auto adjust (continuous/manual)
input ---- Therefore it is assumed that a less toxic chemical is used
output ----
- Therefore it is assumed that a less toxic chemical is used.