The invention relates to novel yeast strains, to the yeasts resulting from these strains, to a composition containing at least one Saccharomyces cerevisiae yeast andor derivatives of a yeast having a particular interest as a food additive andor probiotic andor functional food andor neutraceutic andor functional ingredient andor cosmeceutical andor pharmaceutical active agent. The calibration apparatus includes a meltable element whose melting is detectable by a detecting device. The mechanical interface between a pallet and a transportation platform or flatbed is a metal to metal interface.