import { ChacaUtils } from "../../core/utils";
export declare type PeriodicTableProps = {
    type?: "symbol" | "name";
};
export declare type UnitProps = {
    type?: "symbol" | "name";
};
export declare class ScienceModule {
    private readonly utils;
    constructor(utils: ChacaUtils);
    readonly constants: {
        units: {
            key: string;
            unit: string;
            symbol: string;
        }[];
        periodicTableElements: {
            symbol: string;
            name: string;
        }[];
    };
    /**
     * Returns periodic table element
     * @param args.type Element format. Can be (`'name'` | `'symbol'`). Defaults `'name'`
     *
     * @example
     * modules.science.periodicTableElement() // 'Curium'
     * modules.science.periodicTableElement({ type: 'symbol' }) // 'Zn'
     *
     * @returns string
     */
    periodicTableElement({ type }?: PeriodicTableProps): string;
    /**
     * Returns a unit of measurement
     *
     * @param args.type Unit format. Can be (`'name'` | `'symbol'`). Defaults `'name'`
     *
     * @example
     * modules.science.unit() // 'hertz (Hz)'
     * modules.science.unit({ type: 'symbol' }) // 'N'
     * @returns string
     */
    unit({ type }?: UnitProps): string;
}