beer-water-calc.md

# based on RO water
gypsum <- function(litres) litres * (0.56 / 14)
ca_cl <- function(litres) litres * (2.66 / 14)
epsom <- function(litres) litres * (0.84 / 14)
acid <- function(litres) litres * (2 / 14)

gypsum(7)
#> [1] 0.28
ca_cl(7)
#> [1] 1.33
epsom(7)
#> [1] 0.42
acid(7)
#> [1] 1

water_salts <- function(litres){
    cli::cli_h1("Water additions for {.pkg {litres}} Litres")
    cli::cli_ul(
        c(
            "Gypsum: {.pkg {gypsum(litres)}g}",
            "Calcium Chloride: {.pkg {ca_cl(litres)}g}",
            "Epsom Salts: {.pkg {epsom(litres)}g}",
            "Lactic Acid (88% concetrate): {.pkg {gypsum(litres)}ml}"
        )
    )
}

water_salts(10)
#> 
#> ── Water additions for 10 Litres ───────────────────────────────────────────────
#> • Gypsum: 0.4g
#> • Calcium Chloride: 1.9g
#> • Epsom Salts: 0.6g
#> • Lactic Acid (88% concetrate): 0.4ml

^{Created on 2026-02-23 with reprex v2.1.1}

Session info

sessioninfo::session_info()
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#>  date     2026-02-23
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