# Molecular weights from https://www.nist.gov/pml/atomic-weights-and-isotopic-compositions-relative-atomic-masses.
# Density source: https://en.wikipedia.org/wiki/Poly(methyl_methacrylate), http://polymerdatabase.com/polymers/polymethylmethacrylate.html
# Material composition source: same as density

# Material name:
# PMMA - C(5)O(2)H(8). Generic name: acrylic. Trade names: Plexiglas, Lucite, Perspex, etc.

# Number of elements:
3

# Density:
1.180000

# Atomic number(s) and corresponding mass fraction(s):
1    0.080545    # hydrogen
6    0.599837    # carbon
8    0.319619    # oxygen

# Note: Density can range from 1.16 - 1.20 g/cc. The most frequently found specification is 1.18 g/cc.
# See http://polymerdatabase.com/polymers/polymethylmethacrylate.html.
