However, as mentioned above,
food foams are usually liquid foams with void fractions lower than
0.8. Actually, a key parameter for industrial foams is the stability,
whereby smaller bubbles as well as higher void fractions improve
the foam stability (Talansier et al., 2013). The challenge of overrun
reduction (less than 0.85, compared with the previous runs in the
SMX10 with egg white proteins), appears at first sight to be delicate,
as it will affect the structural and textural characteristics of
a foam with a negative effect on the stability.