The phrase "avoid spillage" is correct and can be used in written English.
You can use it when referring to the need to prevent liquid from spilling or overflowing onto something else. For example, "When pouring the soda, be sure to avoid spillage and keep the liquid on the counter."
The traditional player piano (high-end purveyors prefer the term "reproducing piano") can't avoid spillage.
You stand with a paper tray in one hand, legs spread to shoulder width, a slight hunch in your back as you lean over the tray to avoid spillage on your shoes and shirt.
He is said to have been moving through the crowded bar holding a drink, with his hand in front of him to avoid spillage, when he "touched a man on his hip to avoid impact".
The land beneath the river in this region is karst, a term for a terrain that is full of fractures, caves and pools, where special precautions are needed when building pipelines to avoid spillage of chemicals or gas into the water supply.
The mixture was put on a 1 L Erlenmeyer flask to avoid spillage during agitation.
In laparoscopic hysterectomy, the uterus was manipulated by the Karl Storz Clermanipulatord manipulator (Karl Storz, Tuttlingen, Germany) after cauterization of the fallopian tubes to avoid spillage of cancer cells.
Place on the middle shelf of the oven, slightly pulled out, and then add the rest of the custard (this is simply a good way of avoiding spillage).
A balanced commercial food (Standard duck food 7751, Sanders Corporation) was provided ad libitum in feeders placed on 2×2 m covers to avoid food spillage.
To avoid water spillage, the patient has to adopt an ideal upright body posture.
Only the single-cell injections were carried out in matrigel to avoid the spillage of the content.
En bloc resection of the locally involved extrapulmonary structure is advised to avoid tumour spillage and to ensure a complete R0 resection with negative margins.
