# Lead-acid batteries and Polypropylene

Their prices have moved together.

Source page: https://www.materialinsights.org/links/lead-acid-batteries-and-polypropylene/

[Lead-acid batteries](https://www.materialinsights.org/energy/e_lead_acid/) (energy) and [Polypropylene](https://www.materialinsights.org/chemicals/polypropylene/) (chemical): 1 relationship.

## How they are linked

### 1. Price link: battery case

*Cost and price · Weak · Both ways*

Cases and lids are moulded from polypropylene, which is recycled along with the lead. The plastics proxy shows no monthly link to battery prices, at 0.00, and only 0.28 for yearly moves.

- **-0.00** monthly change correlation
- **0.28** 12-month change correlation
- **0.96** fitted elasticity

Built from the site data on production routes, energy flows, industry value chains, input-output tables and prices.