It's about one-and-two-fifths times as long as an Aspirin.
In other words, the length of an Aspirin is 0.71 times 19.05 milimeters.(for up & up aspirin, 325mg, regular strength tablets) (a.k.a. acetylsalicylic acid, a.k.a. ASA)
It's about one-third as tall as a Golf Tee.
In other words, the height of a Golf Tee is 2.9 times 19.05 milimeters.
It's about eleven times as long as a Strand of Spaghetti (thickness).
In other words, the length of a Strand of Spaghetti (thickness) is 0.091 times 19.05 milimeters.(average; restaurant and supermarket applications) (based on FMA Omcan Italian Made TR50 Counter Top Pasta Machine Extruder 13317)
It's about fifteen times as long as a Grain of Sand.
In other words, 19.05 milimeters is 15.2 times the length of a Grain of Sand, and the length of a Grain of Sand is 0.0658 times that amount.(medium grain)
Composed mainly of quartz, mica, feldspar, or magnetite, a grain of sand measures an average of 1.25 mm. In 2007, a team of seven in Myrtle Beach created the world's tallest sandcastle, which measured 15,100 milimeters in height.
It's about one-twentieth as tall as a Bowling Pin.
In other words, the height of a Bowling Pin is 20 times 19.05 milimeters.(USBC specifications; tenpin)
According to the United States Bowling Congress specifications, a tenpin bowling pin should be within 0.794 milimeters of 381 milimeters in height. The USBC further mandates that certified pins be made of sugar maple wood, unless otherwise approved by the organization.
It's about one-thirty-fifth as long as a Woman's Footstep.
In other words, the length of a Woman's Footstep is 34 times 19.05 milimeters.(for healthy, middle-aged woman of average height; single step length)
According to studies by The University of Oklahoma's Health Sciences Center, the average length of a woman's step is 660 milimeters, for an average stride (two-step's length) of 1,300 milimeters. The average person walks at a speed of about 1.3 m/s
It's about one-fortieth as long as a Man's Footstep.
In other words, the length of a Man's Footstep is 42 times 19.05 milimeters.(for healthy, middle-aged man of average height; single step length)