The color and anticolor cancel out, forming a color neutral meson.
2.
Modern tests by which CPT symmetry has been confirmed are mainly conducted in the neutral meson sector.
3.
:: Yall might find Neutral particle oscillation interesting-a process by which neutral mesons do indeed ( Spontaneously ! ) convert into their antimatter selves . talk ) 16 : 19, 4 February 2013 ( UTC)