The Dow Jones Industrial Average is climbing Wednesday afternoon with shares of Dow Inc. and Chevron seeing positive gains for the index. The Dow is trading 172 points, or 0.5%, higher, as shares of Dow Inc. and Chevron are contributing to the index’s intraday rally. Dow Inc.’s shares have gained $1.96, or 3.2%, while those of Chevron have gained $3.27, or 3.2%, combining for an approximately 34-point boost for the Dow. Caterpillar Honeywell International Inc. and American Express are also contributing significantly to the gain. A $1 move in any of the Dow’s 30 components results in a 6.58-point swing.