CLARKSVILLE, TN—LG Chem plans to build a $3.2 billion factory here to make components for electric vehicle batteries.

SEOUL—Hyundai Motor Co and SK On plan to invest about $1.88 billion to build a new joint venture battery factory in the United States.

WILMINGTON, MA—Seurat Technologies, a supplier of metal parts made via additive manufacturing, has received orders for next year that amount to 25 tons. 

WARREN, OH—Workers will vote this week whether to unionize at Ultium Cells’ battery assembly plant here.

SPRING HILL, TN—Ultium Cells LLC, a joint venture of LG Energy Solution and General Motors, will spend $275 million to expand its battery cell assembly plant

KYOYO, Japan—Researchers in Japan have developed a soft robotic microfinger that enables interaction with insects through tactile sensing.

TUCSON, AZ—American Battery Factory is planning to build a $1.2 billion battery manufacturing plant here. 

INDIANAPOLIS—Pfeiffer Vacuum, a provider of vacuum and leak detection equipment, has opened a new 40,000-square-foot customer service facility here.

HUNTSVILLE, AL—Aerojet Rocketdyne, which makes rocket engines and motors for the aerospace and defense industry, will build a 379,000-square foot assembly plant here.