Play NYT Connections Puzzle #718 Mon, Apr 21

Find groups of four related words Need hints?

Solve NYT Connections puzzle #718 - Group 16 words into 4 categories: FAT, IRON, PROTEIN, SODIUM, BOMBSHELL, CURVEBALL, TWIST, WRENCH, CELL, COLUMN, ROW, SHEET, CORKSCREW, DNA, FUSILLI, SPRING.