Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to separate salt and sugar [title] Assess the different grain sizes of salt and sugar. [step] At first glance, table salt and granulated sugar look very similar, including in size. The minute differences in the average grain sizes of the two, however, does provide an option for attempting separation.

Ending1: [substeps] Study all: many grains, including brown rice, pastry, brown rice, so-called " steel ", have substantial differences in the grain sizes of the regular grain, more or less. One-half to one-third of grains contain fine particles, while the other half contains lots of fine particles. Ending2: [substeps] While it's okay to divide about the normal standard in a jar, you can use smaller if you plan to separate it into pieces, or larger if you plan to store the whole jar. Consult the model of packaged salt and sugar more carefully before using it for your own purpose. Ending3: [substeps] Regular table salt has an average grain size of 100 microns, or 0.01 mm. Note that other types of household salt, such as kosher or pickling salt, will have widely divergent average grain sizes. Ending4: [substeps] The larger the grain sizes, the less salt the sugar will break down like other grains. Moreover, large amounts of cores contain low-sodium salt.

Answer format: ending1/ending2/ending3/ending4